Giacobini-Zinner (21P)

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2026-03-24 (JD 2461123.5)
Eccentricity (e)0.7111070000
Semi-major axis (a)3.4907387856 AU
Inclination (i)32.05900000°
Long. of Asc. Node (Ω)195.29460000°
Arg. of Perihelion (ω)172.93950000°
Mean Anomaly (M)0.00000000°
Mean Motion (n)—°/day
Perihelion dist (q)1.00845000 AU
Aphelion dist (Q)5.97302757 AU
Orbital Period6.52192841 yr
Physical Parameters
H (abs. magnitude)9.00
G (slope)6.00
Orbit Solution
SourceMPC
Solution Date—
RMS Residual—″
Uncertainty—
Orbit TypeP
MOID0.010867 AU
Observations Used—
Oppositions—
Arc Total—
First Observation Used—
Last Observation Used—
Observations (7431)
Date Type RA Dec Mag Band Observatory
2018-06-21 00:42:46 C 21 05 42.16 +44 24 12.1 – Q B96
2018-06-21 00:49:33 C 21 05 42.74 +44 24 21.9 – Q B96
2018-06-21 00:56:57 C 21 05 43.36 +44 24 32.5 – Q B96
2018-06-21 01:08:43 C 21 05 44.31 +44 24 49.2 – Q B96
2018-06-21 13:32:08 C 21 06 49.03 +44 42 33.9 – U G26
2018-06-21 15:05:30 C 21 06 57.30 +44 44 52.8 – u D81
2018-06-21 15:07:42 C 21 06 57.35 +44 44 54.9 – u D81
2018-06-21 15:12:05 C 21 06 57.76 +44 45 01.0 – u D81
2018-06-21 15:47:30 C 21 07 00.85 +44 45 51.3 – m 372
2018-06-21 15:54:44 C 21 07 01.49 +44 46 02.0 – m 372
2018-06-21 16:13:03 C 21 07 03.08 +44 46 24.8 – U G26
2018-06-21 16:18:28 C 21 07 03.35 +44 46 36.1 – q Q23
2018-06-21 16:43:48 C 21 07 05.50 +44 47 12.5 – q Q23
2018-06-21 22:39:25 C 21 07 36.99 +44 55 38.3 – U 160
2018-06-21 22:48:25 C 21 07 37.77 +44 55 51.3 – U 160
2018-06-21 22:57:35 C 21 07 38.58 +44 56 04.9 – U 160
2018-06-21 23:00:29 C 21 07 38.76 +44 56 06.8 – q Z92
2018-06-21 23:05:48 C 21 07 39.27 +44 56 15.5 – Q B96
2018-06-21 23:11:13 C 21 07 39.72 +44 56 23.7 – Q B96
2018-06-21 23:15:32 C 21 07 40.12 +44 56 28.9 – q Z92
2018-06-21 23:17:12 C 21 07 40.22 +44 56 32.1 – q K02
2018-06-21 23:17:59 C 21 07 40.29 +44 56 33.5 – Q B96
2018-06-21 23:24:45 C 21 07 40.93 +44 56 43.3 – Q B96
2018-06-21 23:25:33 C 21 07 40.95 +44 56 43.3 – q Z92
2018-06-21 23:31:32 C 21 07 41.48 +44 56 53.3 – Q B96
2018-06-21 23:45:17 C 21 07 42.63 +44 57 12.1 – Q B96
2018-06-21 23:50:35 C 21 07 43.11 +44 57 19.7 – q K02
2018-06-22 13:15:48 C 21 08 54.33 +45 16 35.5 – U G26
2018-06-22 15:59:49 C 21 09 09.04 +45 20 34.4 – U G26
2018-06-22 23:38:34 C 21 09 49.89 +45 31 29.1 – q K97
2018-06-22 23:44:25 C 21 09 50.42 +45 31 37.6 – q K97
2018-06-23 00:28:51 C 21 09 54.30 +45 32 41.9 – q K97
2018-06-23 00:45:22 C 21 09 55.75 +45 33 05.7 – q K97
2018-06-23 01:58:46 C 21 10 02.21 +45 34 52.2 – q L27
2018-06-23 02:18:33 C 21 10 03.84 +45 35 22.0 – q L27
2018-06-23 02:39:21 C 21 10 05.89 +45 35 50.6 – q L27
2018-06-23 02:53:46 C 21 10 07.01 +45 36 12.2 – V I89
2018-06-23 02:56:30 C 21 10 07.30 +45 36 16.6 – V I89
2018-06-23 03:03:59 C 21 10 08.19 +45 36 28.8 – U G40
2018-06-23 03:06:46 C 21 10 08.39 +45 36 32.2 – U G40
2018-06-23 03:21:37 C 21 10 09.66 +45 36 53.5 – U G40
2018-06-23 13:02:46 C 21 11 02.02 +45 50 49.3 – U T05
2018-06-23 13:18:02 C 21 11 03.34 +45 51 11.3 – U T05
2018-06-23 13:34:09 C 21 11 04.80 +45 51 34.7 – U T05
2018-06-23 13:45:42 C 21 11 06.51 +45 51 43.8 – U G26
2018-06-23 13:50:06 C 21 11 06.14 +45 51 57.3 – U T05
2018-06-23 14:56:55 C 21 11 12.93 +45 53 26.7 – U G26
2018-06-23 23:50:06 C 21 12 01.34 +46 06 11.8 – c J38
2018-06-23 23:51:06 C 21 12 01.63 +46 06 15.9 – Q J01
2018-06-23 23:54:10 C 21 12 01.74 +46 06 18.8 – c J38