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Searched refs:etasq (Results 1 – 25 of 26) sorted by relevance

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/dports/misc/libpredict/libpredict-2.0.0/src/
H A Dsgp4.c23 etasq, perigee, pinvsq, psisq, qoms24, s4, temp, temp1, temp2, in sgp4_init() local
74 etasq=m->eta*m->eta; in sgp4_init()
76 psisq=fabs(1-etasq); in sgp4_init()
79 …c2=coef1*m->xnodp*(m->aodp*(1+1.5*etasq+eeta*(4+etasq))+0.75*CK2*tsi/psisq*m->x3thm1*(8+3*etasq*(8… in sgp4_init()
86 …*(2+0.5*etasq)+m->eo*(0.5+2*etasq)-2*CK2*tsi/(m->aodp*psisq)*(-3*m->x3thm1*(1-2*eeta+etasq*(1.5-0.… in sgp4_init()
87 m->c5=2*coef1*m->aodp*betao2*(1+2.75*(etasq+eeta)+eeta*etasq); in sgp4_init()
H A Dsdp4.c50 …, a1, a3ovk2, ao, c2, coef, coef1, x1m5th, xhdot1, del1, delo, eeta, eta, etasq, perigee, psisq, t… in sdp4_init() local
88 etasq=eta*eta; in sdp4_init()
90 psisq=fabs(1-etasq); in sdp4_init()
93 …>deep_arg.xnodp*(m->deep_arg.aodp*(1+1.5*etasq+eeta*(4+etasq))+0.75*CK2*tsi/psisq*m->x3thm1*(8+3*e… in sdp4_init()
98 …0.5*etasq)+m->eo*(0.5+2*etasq)-2*CK2*tsi/(m->deep_arg.aodp*psisq)*(-3*m->x3thm1*(1-2*eeta+etasq*(1… in sdp4_init()
/dports/astro/libgal/libgal-0.5.0/sgp4/
H A Dgal_sgp4init.c92 em , emsq , eeta , etasq , gam , argpm , nodem , in gal_sgp4init() local
274 etasq = sgp4->eta * sgp4->eta ; in gal_sgp4init()
276 psisq = fabs ( 1.0 - etasq ) ; in gal_sgp4init()
279 cc2 = coef1 * sgp4->no * ( ao * ( 1.0 + 1.5 * etasq + eeta * ( 4.0 + etasq ) ) in gal_sgp4init()
280 … + 0.375 * sgp4->j2 * tsi / psisq * sgp4->con41 * ( 8.0 + 3.0 * etasq * ( 8.0 + etasq ) ) ) ; in gal_sgp4init()
288 ( sgp4->eta * ( 2.0 + 0.5 * etasq ) + sgp4->ecco * in gal_sgp4init()
289 ( 0.5 + 2.0 * etasq ) - sgp4->j2 * tsi / ( ao * psisq ) * in gal_sgp4init()
290 ( -3.0 * sgp4->con41 * ( 1.0 - 2.0 * eeta + etasq * in gal_sgp4init()
292 … ( 2.0 * etasq - eeta * ( 1.0 + etasq ) ) * cos ( 2.0 * sgp4->argpo ) ) ) ; in gal_sgp4init()
293 sgp4->cc5 = 2.0 * coef1 * ao * omeosq * ( 1.0 + 2.75 * ( etasq + eeta ) + eeta * etasq ) ; in gal_sgp4init()
/dports/astro/py-pykep/pykep-2.6/src/third_party/cspice/
H A Ddpspce.c48 cosio, xincl, etasq, rfdot, sinio, a1, rdotk, c1, c2, cosuk, c4, in dpspce_() local
569 etasq = d__1 * d__1; in dpspce_()
571 psisq = (d__1 = 1. - etasq, abs(d__1)); in dpspce_()
576 c2 = coef1 * xnodp * (aodp * (etasq * 1.5 + 1. + eeta * (etasq + 4.)) in dpspce_()
577 + ck2 * .75 * tsi / psisq * x3thm1 * (etasq * 3. * (etasq + in dpspce_()
585 c4 = xnodp * 2. * coef1 * aodp * betao2 * (eta * (etasq * .5 + 2.) + in dpspce_()
586 eo * (etasq * 2. + .5) - ck2 * 2. * tsi / (aodp * psisq) * ( in dpspce_()
587 x3thm1 * -3. * (1. - eeta * 2. + etasq * (1.5 - eeta * .5)) + in dpspce_()
588 x1mth2 * .75 * (etasq * 2. - eeta * (etasq + 1.)) * cos( in dpspce_()
H A Dzzsgp4.c75 doublereal ecose, epoch, esine, etasq, inclm; in zzsgp4_0_() local
1185 etasq = eta * eta; in zzsgp4_0_()
1187 psisq = (d__1 = 1. - etasq, abs(d__1)); in zzsgp4_0_()
1192 cc2 = coef1 * no * (ao * (etasq * 1.5 + 1. + eeta * (etasq + 4.)) + in zzsgp4_0_()
1193 j2 * .375 * tsi / psisq * con41 * (etasq * 3. * (etasq + 8.) in zzsgp4_0_()
1201 cc4 = no * 2. * coef1 * ao * omeosq * (eta * (etasq * .5 + 2.) + ecco in zzsgp4_0_()
1202 * (etasq * 2. + .5) - j2 * tsi / (ao * psisq) * (con41 * -3. * in zzsgp4_0_()
1203 (1. - eeta * 2. + etasq * (1.5 - eeta * .5)) + x1mth2 * .75 * in zzsgp4_0_()
1204 (etasq * 2. - eeta * (etasq + 1.)) * cos(argpo * 2.))); in zzsgp4_0_()
1205 cc5 = coef1 * 2. * ao * omeosq * ((etasq + eeta) * 2.75 + 1. + eeta * in zzsgp4_0_()
[all …]
H A Dev2lin.c48 tempa, bstar, cosio, xincl, etasq, rfdot, sinik, a1, rdotk, c1, in ev2lin_() local
674 etasq = eta * eta; in ev2lin_()
679 psisq = (d__1 = 1. - etasq, abs(d__1)); in ev2lin_()
681 c2 = coef1 * xnodp * (aodp * (etasq * 1.5 + 1. + eeta * (etasq + 4.)) in ev2lin_()
682 + ck2 * .75 * (tsi / psisq) * x3thm1 * (etasq * (etasq * 3. + in ev2lin_()
686 c4 = xnodp * 2. * coef1 * aodp * betao2 * (eta * (etasq * .5 + 2.) + in ev2lin_()
687 eo * (etasq * 2. + .5) - ck2 * tsi / (aodp * psisq) * 2. * ( in ev2lin_()
688 x3thm1 * -3. * (1. - eeta * 2. + etasq * (1.5 - eeta * .5)) + in ev2lin_()
689 cos(omegao * 2.) * .75 * x1mth2 * (etasq * 2. - eeta * (etasq in ev2lin_()
691 c5 = coef1 * 2. * aodp * betao2 * ((etasq + eeta) * 2.75 + 1. + eeta * in ev2lin_()
[all …]
/dports/astro/pykep/pykep-2.6/src/third_party/cspice/
H A Ddpspce.c48 cosio, xincl, etasq, rfdot, sinio, a1, rdotk, c1, c2, cosuk, c4, in dpspce_() local
569 etasq = d__1 * d__1; in dpspce_()
571 psisq = (d__1 = 1. - etasq, abs(d__1)); in dpspce_()
576 c2 = coef1 * xnodp * (aodp * (etasq * 1.5 + 1. + eeta * (etasq + 4.)) in dpspce_()
577 + ck2 * .75 * tsi / psisq * x3thm1 * (etasq * 3. * (etasq + in dpspce_()
585 c4 = xnodp * 2. * coef1 * aodp * betao2 * (eta * (etasq * .5 + 2.) + in dpspce_()
586 eo * (etasq * 2. + .5) - ck2 * 2. * tsi / (aodp * psisq) * ( in dpspce_()
587 x3thm1 * -3. * (1. - eeta * 2. + etasq * (1.5 - eeta * .5)) + in dpspce_()
588 x1mth2 * .75 * (etasq * 2. - eeta * (etasq + 1.)) * cos( in dpspce_()
H A Dzzsgp4.c75 doublereal ecose, epoch, esine, etasq, inclm; in zzsgp4_0_() local
1185 etasq = eta * eta; in zzsgp4_0_()
1187 psisq = (d__1 = 1. - etasq, abs(d__1)); in zzsgp4_0_()
1192 cc2 = coef1 * no * (ao * (etasq * 1.5 + 1. + eeta * (etasq + 4.)) + in zzsgp4_0_()
1193 j2 * .375 * tsi / psisq * con41 * (etasq * 3. * (etasq + 8.) in zzsgp4_0_()
1201 cc4 = no * 2. * coef1 * ao * omeosq * (eta * (etasq * .5 + 2.) + ecco in zzsgp4_0_()
1202 * (etasq * 2. + .5) - j2 * tsi / (ao * psisq) * (con41 * -3. * in zzsgp4_0_()
1203 (1. - eeta * 2. + etasq * (1.5 - eeta * .5)) + x1mth2 * .75 * in zzsgp4_0_()
1204 (etasq * 2. - eeta * (etasq + 1.)) * cos(argpo * 2.))); in zzsgp4_0_()
1205 cc5 = coef1 * 2. * ao * omeosq * ((etasq + eeta) * 2.75 + 1. + eeta * in zzsgp4_0_()
[all …]
H A Dev2lin.c48 tempa, bstar, cosio, xincl, etasq, rfdot, sinik, a1, rdotk, c1, in ev2lin_() local
674 etasq = eta * eta; in ev2lin_()
679 psisq = (d__1 = 1. - etasq, abs(d__1)); in ev2lin_()
681 c2 = coef1 * xnodp * (aodp * (etasq * 1.5 + 1. + eeta * (etasq + 4.)) in ev2lin_()
682 + ck2 * .75 * (tsi / psisq) * x3thm1 * (etasq * (etasq * 3. + in ev2lin_()
686 c4 = xnodp * 2. * coef1 * aodp * betao2 * (eta * (etasq * .5 + 2.) + in ev2lin_()
687 eo * (etasq * 2. + .5) - ck2 * tsi / (aodp * psisq) * 2. * ( in ev2lin_()
688 x3thm1 * -3. * (1. - eeta * 2. + etasq * (1.5 - eeta * .5)) + in ev2lin_()
689 cos(omegao * 2.) * .75 * x1mth2 * (etasq * 2. - eeta * (etasq in ev2lin_()
691 c5 = coef1 * 2. * aodp * betao2 * ((etasq + eeta) * 2.75 + 1. + eeta * in ev2lin_()
[all …]
/dports/astro/xplanet/xplanet-1.3.1/src/libsgp4sdp4/
H A Dsgp4sdp4.c90 etasq = eta*eta; in SGP4()
92 psisq = fabs(1-etasq); in SGP4()
95 c2 = coef1*xnodp*(aodp*(1+1.5*etasq+eeta*(4+etasq))+ in SGP4()
96 0.75*ck2*tsi/psisq*x3thm1*(8+3*etasq*(8+etasq))); in SGP4()
105 x1mth2*(2*etasq-eeta*(1+etasq))*cos(2*tle->omegao))); in SGP4()
106 c5 = 2*coef1*aodp*betao2*(1+2.75*(etasq+eeta)+eeta*etasq); in SGP4()
325 etasq = eta*eta; in SDP4()
327 psisq = fabs(1-etasq); in SDP4()
331 (4+etasq))+0.75*ck2*tsi/psisq*x3thm1*(8+3*etasq*(8+etasq))); in SDP4()
337 (eta*(2+0.5*etasq)+tle->eo*(0.5+2*etasq)-2*ck2*tsi/ in SDP4()
[all …]
/dports/comms/gpredict/gpredict-2.2.1/src/sgpsdp/
H A Dsgp4sdp4.c91 psisq = fabs (1.0 - etasq); in SGP4()
95 (1.0 + 1.5 * etasq + eeta * (4.0 + etasq)) + in SGP4()
97 (8.0 + 3.0 * etasq * (8 + etasq))); in SGP4()
105 sat->tle.eo * (0.5 + 2.0 * etasq) - in SGP4()
108 0.75 * sat->sgps.x1mth2 * (2.0 * etasq - eeta * (1.0 + etasq)) * in SGP4()
111 (1.0 + 2.75 * (etasq + eeta) + eeta * etasq); in SGP4()
345 etasq = eta * eta; in SDP4()
347 psisq = fabs (1.0 - etasq); in SDP4()
354 (8.0 + etasq))); in SDP4()
364 (1.0 - 2.0 * eeta + etasq * in SDP4()
[all …]
/dports/astro/pykep/pykep-2.6/src/third_party/libsgp4/
H A DSGP4.cpp106 const double etasq = common_consts_.eta * common_consts_.eta; in Initialise() local
108 const double psisq = fabs(1.0 - etasq); in Initialise()
112 … * (elements_.RecoveredSemiMajorAxis() * (1.0 + 1.5 * etasq + eeta * (4.0 + etasq)) in Initialise()
113 … + 0.75 * kCK2 * tsi / psisq * common_consts_.x3thm1 * (8.0 + 3.0 * etasq * (8.0 + etasq))); in Initialise()
118 … * (common_consts_.eta * (2.0 + 0.5 * etasq) + elements_.Eccentricity() * (0.5 + 2.0 * etasq) in Initialise()
120 … * (-3.0 * common_consts_.x3thm1 * (1.0 - 2.0 * eeta + etasq * (1.5 - 0.5 * eeta)) in Initialise()
121 … + 0.75 * common_consts_.x1mth2 * (2.0 * etasq - eeta * (1.0 + etasq)) in Initialise()
162 …coef1 * elements_.RecoveredSemiMajorAxis() * betao2 * (1.0 + 2.75 * (etasq + eeta) + eeta * etasq); in Initialise()
/dports/astro/py-pykep/pykep-2.6/src/third_party/libsgp4/
H A DSGP4.cpp106 const double etasq = common_consts_.eta * common_consts_.eta; in Initialise() local
108 const double psisq = fabs(1.0 - etasq); in Initialise()
112 … * (elements_.RecoveredSemiMajorAxis() * (1.0 + 1.5 * etasq + eeta * (4.0 + etasq)) in Initialise()
113 … + 0.75 * kCK2 * tsi / psisq * common_consts_.x3thm1 * (8.0 + 3.0 * etasq * (8.0 + etasq))); in Initialise()
118 … * (common_consts_.eta * (2.0 + 0.5 * etasq) + elements_.Eccentricity() * (0.5 + 2.0 * etasq) in Initialise()
120 … * (-3.0 * common_consts_.x3thm1 * (1.0 - 2.0 * eeta + etasq * (1.5 - 0.5 * eeta)) in Initialise()
121 … + 0.75 * common_consts_.x1mth2 * (2.0 * etasq - eeta * (1.0 + etasq)) in Initialise()
162 …coef1 * elements_.RecoveredSemiMajorAxis() * betao2 * (1.0 + 2.75 * (etasq + eeta) + eeta * etasq); in Initialise()
/dports/astro/kstars/kstars-3.5.6/kstars/skyobjects/
H A Dsatellite.cpp105 …cc1sq, cc2, cc3, coef, coef1, cosio4, day, em, emsq, eeta, etasq, gam, inclm, nm, perige, pinvsq, … in init() local
264 etasq = eta * eta; in init()
266 psisq = fabs(1.0 - etasq); in init()
270 (ao * (1.0 + 1.5 * etasq + eeta * (4.0 + etasq)) + in init()
271 0.375 * J2 * tsi / psisq * con41 * (8.0 + 3.0 * etasq * (8.0 + etasq))); in init()
278 (eta * (2.0 + 0.5 * etasq) + m_eccentricity * (0.5 + 2.0 * etasq) - in init()
280 (-3.0 * con41 * (1.0 - 2.0 * eeta + etasq * (1.5 - 0.5 * eeta)) + in init()
281 … 0.75 * x1mth2 * (2.0 * etasq - eeta * (1.0 + etasq)) * cos(2.0 * m_arg_perigee))); in init()
282 cc5 = 2.0 * coef1 * ao * omeosq * (1.0 + 2.75 * (etasq + eeta) + eeta * etasq); in init()
/dports/audio/praat/praat-6.2.03/external/gsl/
H A Dgsl_specfunc__legendre_H3d.c301 double etasq = eta*eta; in gsl_sf_legendre_H3d_1_e() local
303 double term1 = (etasq + xisq)/3.0; in gsl_sf_legendre_H3d_1_e()
304 double term2 = -(2.0*etasq*etasq + 5.0*etasq*xisq + 3.0*xisq*xisq)/90.0; in gsl_sf_legendre_H3d_1_e()
/dports/math/gsl/gsl-2.7/specfunc/
H A Dlegendre_H3d.c301 double etasq = eta*eta; in gsl_sf_legendre_H3d_1_e() local
303 double term1 = (etasq + xisq)/3.0; in gsl_sf_legendre_H3d_1_e()
304 double term2 = -(2.0*etasq*etasq + 5.0*etasq*xisq + 3.0*xisq*xisq)/90.0; in gsl_sf_legendre_H3d_1_e()
/dports/astro/py-sgp4/python-sgp4-2.20/sgp4/
H A Dpropagation.py1435 etasq = satrec.eta * satrec.eta;
1437 psisq = fabs(1.0 - etasq);
1440 cc2 = coef1 * satrec.no_unkozai * (ao * (1.0 + 1.5 * etasq + eeta *
1441 (4.0 + etasq)) + 0.375 * satrec.j2 * tsi / psisq * satrec.con41 *
1442 (8.0 + 3.0 * etasq * (8.0 + etasq)));
1449 (satrec.eta * (2.0 + 0.5 * etasq) + satrec.ecco *
1450 (0.5 + 2.0 * etasq) - satrec.j2 * tsi / (ao * psisq) *
1451 (-3.0 * satrec.con41 * (1.0 - 2.0 * eeta + etasq *
1453 (2.0 * etasq - eeta * (1.0 + etasq)) * cos(2.0 * satrec.argpo)));
1455 (etasq + eeta) + eeta * etasq);
/dports/astro/p5-Astro-satpass/Astro-satpass-0.122/lib/Astro/Coord/ECI/
H A DTLE.pm3033 my $etasq = $eta * $eta;
3040 * (8 + 3 * $etasq * (8 + $etasq)));
3048 * $etasq) + $self->{eccentricity} * (.5 + 2 * $etasq) -
3051 $x1mth2 * (2 * $etasq - $eeta * (1 + $etasq)) * cos (2 *
3381 (8 + 3 * $etasq * (8 + $etasq)));
3388 $etasq) + $self->{eccentricity} * (.5 + 2 * $etasq) -
3391 (2 * $etasq - $eeta * (1 + $etasq)) *
6494 (1+1.5*$etasq+$eeta* (4+$etasq) )+0.375*
6495 $parm->{j2}*$tsi/$psisq*$parm->{con41}*(8+3*$etasq*(8+$etasq)));
6510 (2*$etasq-$eeta*(1+$etasq))*cos(2*$parm->{argumentofperigee})));
[all …]
/dports/astro/marble/marble-21.12.3/src/3rdparty/sgp4/
H A Dsgp4unit.cpp1350 em , emsq , eeta , etasq , gam , argpm , nodem , in sgp4init() local
1464 etasq = satrec.eta * satrec.eta; in sgp4init()
1466 psisq = fabs(1.0 - etasq); in sgp4init()
1469 cc2 = coef1 * satrec.no * (ao * (1.0 + 1.5 * etasq + eeta * in sgp4init()
1470 (4.0 + etasq)) + 0.375 * j2 * tsi / psisq * satrec.con41 * in sgp4init()
1471 (8.0 + 3.0 * etasq * (8.0 + etasq))); in sgp4init()
1478 (satrec.eta * (2.0 + 0.5 * etasq) + satrec.ecco * in sgp4init()
1479 (0.5 + 2.0 * etasq) - j2 * tsi / (ao * psisq) * in sgp4init()
1480 (-3.0 * satrec.con41 * (1.0 - 2.0 * eeta + etasq * in sgp4init()
1482 (2.0 * etasq - eeta * (1.0 + etasq)) * cos(2.0 * satrec.argpo))); in sgp4init()
[all …]
/dports/astro/stellarium/stellarium-0.21.3/plugins/Satellites/src/gsatellite/
H A Dsgp4unit.cpp1315 em , emsq , eeta , etasq , gam , argpm , nodem , in sgp4init() local
1436 etasq = satrec.eta * satrec.eta; in sgp4init()
1438 psisq = std::fabs(1.0 - etasq); in sgp4init()
1441 cc2 = coef1 * satrec.no * (ao * (1.0 + 1.5 * etasq + eeta * in sgp4init()
1442 (4.0 + etasq)) + 0.375 * j2 * tsi / psisq * satrec.con41 * in sgp4init()
1443 (8.0 + 3.0 * etasq * (8.0 + etasq))); in sgp4init()
1450 (satrec.eta * (2.0 + 0.5 * etasq) + satrec.ecco * in sgp4init()
1451 (0.5 + 2.0 * etasq) - j2 * tsi / (ao * psisq) * in sgp4init()
1452 (-3.0 * satrec.con41 * (1.0 - 2.0 * eeta + etasq * in sgp4init()
1454 (2.0 * etasq - eeta * (1.0 + etasq)) * std::cos(2.0 * satrec.argpo))); in sgp4init()
[all …]
/dports/astro/py-sgp4/python-sgp4-2.20/extension/
H A DSGP4.cpp1373 em, emsq, eeta, etasq, gam, argpm, nodem, in sgp4init() local
1514 etasq = satrec.eta * satrec.eta; in sgp4init()
1516 psisq = fabs(1.0 - etasq); in sgp4init()
1519 cc2 = coef1 * satrec.no_unkozai * (ao * (1.0 + 1.5 * etasq + eeta * in sgp4init()
1520 (4.0 + etasq)) + 0.375 * satrec.j2 * tsi / psisq * satrec.con41 * in sgp4init()
1521 (8.0 + 3.0 * etasq * (8.0 + etasq))); in sgp4init()
1528 (satrec.eta * (2.0 + 0.5 * etasq) + satrec.ecco * in sgp4init()
1529 (0.5 + 2.0 * etasq) - satrec.j2 * tsi / (ao * psisq) * in sgp4init()
1530 (-3.0 * satrec.con41 * (1.0 - 2.0 * eeta + etasq * in sgp4init()
1532 (2.0 * etasq - eeta * (1.0 + etasq)) * cos(2.0 * satrec.argpo))); in sgp4init()
[all …]
/dports/astro/gpsbabel14/gpsbabel-1.4.4/jeeps/
H A Dgpsmath.c539 double etasq; in GPS_Math_LatLon_To_EN() local
567 etasq = (nu / rho) - (double)1.0; in GPS_Math_LatLon_To_EN()
590 III *= ((double)5.0 - (tan(phi) * tan(phi)) + ((double)9.0 * etasq)); in GPS_Math_LatLon_To_EN()
601 tmp += tan(phi)*tan(phi)*tan(phi)*tan(phi) + ((double)14.0 * etasq); in GPS_Math_LatLon_To_EN()
602 tmp -= ((double)58.0 * tan(phi) * tan(phi) * etasq); in GPS_Math_LatLon_To_EN()
1164 double etasq; in GPS_Math_EN_To_LatLon() local
1198 etasq = (nu / rho) - (double)1.0; in GPS_Math_EN_To_LatLon()
1232 tmp = (double)5.0 + (double)3.0 * tan(nphi) * tan(nphi) + etasq; in GPS_Math_EN_To_LatLon()
1233 tmp -= (double)9.0 * tan(nphi) * tan(nphi) * etasq; in GPS_Math_EN_To_LatLon()
/dports/astro/opencpn/OpenCPN-5.2.4/libs/garmin/jeeps/
H A Dgpsmath.c533 double etasq; in GPS_Math_LatLon_To_EN() local
561 etasq = (nu / rho) - (double)1.0; in GPS_Math_LatLon_To_EN()
584 III *= ((double)5.0 - (tan(phi) * tan(phi)) + ((double)9.0 * etasq)); in GPS_Math_LatLon_To_EN()
595 tmp += tan(phi)*tan(phi)*tan(phi)*tan(phi) + ((double)14.0 * etasq); in GPS_Math_LatLon_To_EN()
596 tmp -= ((double)58.0 * tan(phi) * tan(phi) * etasq); in GPS_Math_LatLon_To_EN()
1153 double etasq; in GPS_Math_EN_To_LatLon() local
1187 etasq = (nu / rho) - (double)1.0; in GPS_Math_EN_To_LatLon()
1221 tmp = (double)5.0 + (double)3.0 * tan(nphi) * tan(nphi) + etasq; in GPS_Math_EN_To_LatLon()
1222 tmp -= (double)9.0 * tan(nphi) * tan(nphi) * etasq; in GPS_Math_EN_To_LatLon()
/dports/astro/gpsbabel/gpsbabel-gpsbabel_1_7_0/jeeps/
H A Dgpsmath.cc539 double etasq; in GPS_Math_LatLon_To_EN() local
567 etasq = (nu / rho) - 1.0; in GPS_Math_LatLon_To_EN()
590 III *= (5.0 - (tan(phi) * tan(phi)) + (9.0 * etasq)); in GPS_Math_LatLon_To_EN()
601 tmp += tan(phi)*tan(phi)*tan(phi)*tan(phi) + (14.0 * etasq); in GPS_Math_LatLon_To_EN()
602 tmp -= (58.0 * tan(phi) * tan(phi) * etasq); in GPS_Math_LatLon_To_EN()
1175 double etasq; in GPS_Math_EN_To_LatLon() local
1208 etasq = (nu / rho) - 1.0; in GPS_Math_EN_To_LatLon()
1241 tmp = 5.0 + 3.0 * tan(nphi) * tan(nphi) + etasq; in GPS_Math_EN_To_LatLon()
1242 tmp -= 9.0 * tan(nphi) * tan(nphi) * etasq; in GPS_Math_EN_To_LatLon()
/dports/comms/predict/predict-2.2.7/
H A Dpredict.c777 etasq, perigee, pinvsq, psisq, qoms24, s4, temp, temp1, temp2, in SGP4() local
837 etasq=eta*eta; in SGP4()
839 psisq=fabs(1-etasq); in SGP4()
842 …c2=coef1*xnodp*(aodp*(1+1.5*etasq+eeta*(4+etasq))+0.75*ck2*tsi/psisq*x3thm1*(8+3*etasq*(8+etasq))); in SGP4()
849 …(eta*(2+0.5*etasq)+tle->eo*(0.5+2*etasq)-2*ck2*tsi/(aodp*psisq)*(-3*x3thm1*(1-2*eeta+etasq*(1.5-0.… in SGP4()
850 c5=2*coef1*aodp*betao2*(1+2.75*(etasq+eeta)+eeta*etasq); in SGP4()
1532 coef, coef1, x1m5th, xhdot1, del1, r, delo, eeta, eta, etasq, in SDP4() local
1583 etasq=eta*eta; in SDP4()
1585 psisq=fabs(1-etasq); in SDP4()
1588 …coef1*deep_arg.xnodp*(deep_arg.aodp*(1+1.5*etasq+eeta*(4+etasq))+0.75*ck2*tsi/psisq*x3thm1*(8+3*et… in SDP4()
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