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Ephemeris for 21P/Giacobini-Zinner

by Dominic Ford

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All times computed for South El Monte (latitude 34.05°; longitude -118.05°) and expressed in South El Monte time.

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Ephemeris for 21P/Giacobini-Zinner
DateTimeAge of
Moon		Right
Ascension		DeclinationRiseCulmSetApprox
Mag.		Observable
(hover mouse)		Constellation
Ephemeris for 21P/Giacobini-Zinner
DateTimeAge of
Moon		Right
Ascension		DeclinationRiseCulmSetApprox
Mag.		Observable
(hover mouse)		Constellation
2025Sep1817:00 PDT26 days09h00m46s−07°45'51"04:1910:0115:4317.3Not observableHydra
2025Sep1917:00 PDT27 days09h02m11s−07°55'53"04:1709:5815:4017.3Not observableHydra
2025Sep2017:00 PDT28 days09h03m35s−08°05'56"04:1509:5615:3717.3Not observableHydra
2025Sep2117:00 PDT00 days09h04m58s−08°16'00"04:1309:5315:3417.4Not observableHydra
2025Sep2217:00 PDT01 days09h06m20s−08°26'04"04:1109:5115:3117.4Not observableHydra
2025Sep2317:00 PDT01 days09h07m42s−08°36'09"04:0909:4815:2817.4Not observableHydra
2025Sep2417:00 PDT02 days09h09m02s−08°46'14"04:0709:4615:2517.4Not observableHydra
2025Sep2517:00 PDT03 days09h10m22s−08°56'20"04:0509:4315:2117.5Not observableHydra
2025Sep2617:00 PDT04 days09h11m41s−09°06'26"04:0309:4015:1817.5Not observableHydra
2025Sep2717:00 PDT05 days09h12m59s−09°16'33"04:0009:3815:1517.5Not observableHydra
2025Sep2817:00 PDT06 days09h14m16s−09°26'39"03:5809:3515:1217.5Not observableHydra
2025Sep2917:00 PDT07 days09h15m32s−09°36'46"03:5609:3215:0917.6Not observableHydra
2025Sep3017:00 PDT08 days09h16m48s−09°46'53"03:5409:3015:0617.6Not observableHydra
2025Oct0117:00 PDT09 days09h18m02s−09°57'00"03:5209:2715:0317.6Not observableHydra
2025Oct0217:00 PDT10 days09h19m16s−10°07'07"03:4909:2415:0017.6Not observableHydra
2025Oct0317:00 PDT11 days09h20m29s−10°17'14"03:4709:2214:5617.605:44 until 05:46Hydra
2025Oct0417:00 PDT12 days09h21m41s−10°27'21"03:4509:1914:5317.705:42 until 05:47Hydra
2025Oct0517:00 PDT13 days09h22m52s−10°37'28"03:4309:1614:5017.705:40 until 05:48Hydra
2025Oct0617:00 PDT14 days09h24m02s−10°47'35"03:4009:1314:4717.705:38 until 05:48Hydra
2025Oct0717:00 PDT15 days09h25m12s−10°57'41"03:3809:1114:4317.705:36 until 05:49Hydra
2025Oct0817:00 PDT16 days09h26m20s−11°07'47"03:3609:0814:4017.705:34 until 05:50Hydra
2025Oct0917:00 PDT18 days09h27m28s−11°17'53"03:3309:0514:3717.805:31 until 05:51Hydra
2025Oct1017:00 PDT19 days09h28m34s−11°27'59"03:3109:0214:3417.805:29 until 05:51Hydra
2025Oct1117:00 PDT20 days09h29m40s−11°38'04"03:2908:5914:3017.805:27 until 05:52Hydra
2025Oct1217:00 PDT21 days09h30m45s−11°48'09"03:2608:5714:2717.805:25 until 05:53Hydra
All times computed for South El Monte (latitude 34.05; longitude -118.05) and expressed in South El Monte time.
Ephemeris by Dominic Ford – https://in-the-sky.org/ephemeris.php

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South El Monte

Latitude:
Longitude:
Timezone:

34.05°N
118.05°W
PDT

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