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
2018-08-07 01:24:12 C 00 59 19.57 +66 30 56.2 – q L12
2018-08-07 01:27:23 C 00 59 21.32 +66 30 56.4 – t 510
2018-08-07 14:58:43 C 01 05 27.12 +66 31 39.8 – U G26
2018-08-07 16:21:12 C 01 06 03.93 +66 31 45.6 – U G26
2018-08-07 20:03:12 C 01 07 43.57 +66 31 35.2 – U L36
2018-08-07 20:06:16 C 01 07 44.94 +66 31 35.3 – U L36
2018-08-07 20:07:02 C 01 07 45.32 +66 31 35.3 – U L36
2018-08-07 20:10:02 C 01 07 46.67 +66 31 35.4 – U L36
2018-08-07 21:36:58 C 01 08 25.97 +66 31 39.1 – o 461
2018-08-07 21:40:58 C 01 08 27.72 +66 31 39.2 – o 461
2018-08-07 21:44:56 C 01 08 29.54 +66 31 39.3 – o 461
2018-08-07 21:50:14 C 01 08 31.96 +66 31 39.5 – o 461
2018-08-07 22:23:36 C 01 08 47.60 +66 31 38.5 – q L05
2018-08-07 22:41:25 C 01 08 55.63 +66 31 39.7 – q L05
2018-08-07 22:45:42 C 01 08 56.93 +66 31 35.8 – q I81
2018-08-07 22:53:55 C 01 09 01.36 +66 31 39.8 – q L05
2018-08-07 22:56:55 C 01 09 02.01 +66 31 36.2 – q I81
2018-08-07 23:08:12 C 01 09 07.66 +66 31 39.9 – q L05
2018-08-07 23:36:07 C 01 09 19.63 +66 31 36.5 – q I81
2018-08-08 00:40:53 C 01 09 48.84 +66 31 37.1 – q 238
2018-08-08 00:58:09 C 01 09 56.57 +66 31 36.8 – q 238
2018-08-08 01:08:06 C 01 10 01.02 +66 31 36.7 – q 238
2018-08-08 01:35:24 C 01 10 13.36 +66 31 40.1 – c I72
2018-08-08 01:42:22 C 01 10 16.87 +66 31 38.1 – q A77
2018-08-08 01:48:32 C 01 10 19.29 +66 31 40.2 – c I72
2018-08-08 02:01:47 C 01 10 25.02 +66 31 39.9 – c I72
2018-08-08 02:02:40 C 01 10 25.91 +66 31 40.0 – q A77
2018-08-08 02:23:01 C 01 10 34.98 +66 31 39.6 – q A77
2018-08-08 13:52:36 C 01 15 50.16 +66 30 57.0 – U T08
2018-08-08 14:09:00 C 01 15 57.50 +66 30 55.4 – U T08
2018-08-08 14:25:41 C 01 16 04.98 +66 30 53.5 – U T08
2018-08-08 14:41:33 C 01 16 12.10 +66 30 51.9 – U T08
2018-08-08 18:56:15 C 01 18 11.11 +66 30 00.6 – t 073
2018-08-08 19:19:55 C 01 18 22.24 +66 29 59.0 – t 073
2018-08-08 19:44:44 C 01 18 33.56 +66 29 56.4 – t 073
2018-08-08 20:28:20 C 01 18 53.28 +66 29 52.1 – u 152
2018-08-08 20:33:52 C 01 18 55.88 +66 29 51.6 – u 152
2018-08-08 20:46:19 C 01 19 01.59 +66 29 50.2 – u 152
2018-08-08 20:53:20 C 01 19 05.31 +66 29 47.2 – V A29
2018-08-08 20:56:29 C 01 19 06.46 +66 29 45.9 – q C23
2018-08-08 21:00:06 C 01 19 07.96 +66 29 48.5 – u 152
2018-08-08 21:05:41 C 01 19 10.99 +66 29 46.1 – V A29
2018-08-08 21:16:58 C 01 19 15.98 +66 29 43.8 – q C23
2018-08-08 21:18:54 C 01 19 16.99 +66 29 44.8 – V A29
2018-08-08 21:32:02 C 01 19 22.80 +66 29 42.2 – c B96
2018-08-08 21:33:07 C 01 19 23.66 +66 29 43.6 – V A29
2018-08-08 21:33:08 C 01 19 23.44 +66 29 42.1 – q C23
2018-08-08 21:39:45 C 01 19 26.41 +66 29 41.1 – c B96
2018-08-08 21:47:29 C 01 19 29.93 +66 29 40.4 – c B96
2018-08-08 21:54:06 C 01 19 33.04 +66 29 39.6 – c B96