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Ephemeris for 21P/Giacobini-Zinner

by Dominic Ford

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All times computed for Cambridge (latitude 42.38°; longitude -71.11°) and expressed in Cambridge 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
2025May1820:00 EDT20 days04h05m03s+06°44'01"06:3513:0219:3012.6Not observableTaurus
2025May1920:00 EDT21 days04h08m39s+06°42'32"06:3413:0219:3012.7Not observableTaurus
2025May2020:00 EDT22 days04h12m13s+06°40'54"06:3413:0219:2912.7Not observableTaurus
2025May2120:00 EDT23 days04h15m45s+06°39'09"06:3413:0119:2912.8Not observableTaurus
2025May2220:00 EDT24 days04h19m17s+06°37'15"06:3313:0119:2812.8Not observableTaurus
2025May2320:00 EDT25 days04h22m47s+06°35'12"06:3313:0019:2812.9Not observableTaurus
2025May2420:00 EDT27 days04h26m16s+06°33'02"06:3313:0019:2712.9Not observableTaurus
2025May2520:00 EDT28 days04h29m43s+06°30'44"06:3213:0019:2713.0Not observableTaurus
2025May2620:00 EDT29 days04h33m09s+06°28'18"06:3212:5919:2613.0Not observableTaurus
2025May2720:00 EDT01 days04h36m34s+06°25'43"06:3212:5819:2513.1Not observableTaurus
2025May2820:00 EDT02 days04h39m58s+06°23'01"06:3112:5819:2513.1Not observableTaurus
2025May2920:00 EDT03 days04h43m20s+06°20'11"06:3112:5719:2413.2Not observableTaurus
2025May3020:00 EDT04 days04h46m41s+06°17'14"06:3112:5719:2313.2Not observableOrion
2025May3120:00 EDT05 days04h50m00s+06°14'08"06:3012:5619:2213.3Not observableOrion
2025Jun0120:00 EDT06 days04h53m19s+06°10'55"06:3012:5619:2113.3Not observableOrion
2025Jun0220:00 EDT07 days04h56m36s+06°07'35"06:2912:5519:2013.4Not observableOrion
2025Jun0320:00 EDT08 days04h59m51s+06°04'07"06:2912:5419:2013.4Not observableOrion
2025Jun0420:00 EDT09 days05h03m06s+06°00'32"06:2812:5319:1913.4Not observableOrion
2025Jun0520:00 EDT09 days05h06m19s+05°56'49"06:2812:5319:1813.5Not observableOrion
2025Jun0620:00 EDT10 days05h09m30s+05°52'59"06:2712:5219:1713.5Not observableOrion
2025Jun0720:00 EDT11 days05h12m41s+05°49'02"06:2712:5119:1613.6Not observableOrion
2025Jun0820:00 EDT12 days05h15m50s+05°44'59"06:2612:5019:1513.6Not observableOrion
2025Jun0920:00 EDT13 days05h18m57s+05°40'48"06:2612:5019:1413.7Not observableOrion
2025Jun1020:00 EDT14 days05h22m04s+05°36'30"06:2512:4919:1213.7Not observableOrion
2025Jun1120:00 EDT15 days05h25m09s+05°32'06"06:2512:4819:1113.8Not observableOrion
All times computed for Cambridge (latitude 42.38; longitude -71.11) and expressed in Cambridge time.
Ephemeris by Dominic Ford – https://in-the-sky.org/ephemeris.php

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Cambridge

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42.38°N
71.11°W
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