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
2018-08-17 01:35:25 C 02 51 28.37 +63 59 20.5 – q K02
2018-08-17 01:58:28 C 02 51 38.64 +63 58 50.6 – q A77
2018-08-17 02:01:33 C 02 51 40.07 +63 58 46.1 – q A77
2018-08-17 02:05:14 C 02 51 41.79 +63 58 41.1 – q A77
2018-08-17 02:09:36 C 02 51 43.76 +63 58 34.8 – q A77
2018-08-17 02:15:45 C 02 51 46.48 +63 58 26.2 – q A77
2018-08-17 02:19:26 C 02 51 48.07 +63 58 21.1 – q A77
2018-08-17 02:57:57 C 02 52 05.61 +63 57 26.7 – q A77
2018-08-17 03:17:33 C 02 52 14.39 +63 56 58.5 – q A77
2018-08-17 03:29:01 C 02 52 19.49 +63 56 42.4 – q A77
2018-08-17 09:23:35 C 02 55 00.43 +63 48 03.8 – q H47
2018-08-17 09:25:35 C 02 55 01.30 +63 48 00.9 – q H47
2018-08-17 09:27:35 C 02 55 02.18 +63 47 58.0 – q H47
2018-08-17 09:29:36 C 02 55 03.07 +63 47 55.0 – q H47
2018-08-17 09:31:15 C 02 55 03.83 +63 47 52.6 – q H47
2018-08-17 16:44:51 C 02 58 21.13 +63 36 45.1 – U G26
2018-08-17 17:24:10 C 02 58 37.17 +63 35 50.8 – q D95
2018-08-17 17:28:26 C 02 58 40.54 +63 35 41.0 – U G26
2018-08-17 17:34:40 C 02 58 41.80 +63 35 34.9 – q D95
2018-08-17 17:44:12 C 02 58 46.00 +63 35 20.4 – q D95
2018-08-17 18:50:25 C 02 59 15.17 +63 33 39.6 – q Q23
2018-08-17 18:58:50 C 02 59 18.87 +63 33 26.6 – q Q23
2018-08-17 19:04:28 C 02 59 21.32 +63 33 17.8 – q Q23
2018-08-17 19:12:57 C 02 59 25.06 +63 33 04.9 – q Q23
2018-08-17 19:52:26 C 02 59 44.08 +63 31 44.3 – u A98
2018-08-17 19:53:59 C 02 59 44.72 +63 31 41.9 – u A98
2018-08-17 19:55:31 C 02 59 45.45 +63 31 39.7 – u A98
2018-08-17 19:57:04 C 02 59 46.15 +63 31 37.4 – u A98
2018-08-17 19:58:36 C 02 59 46.84 +63 31 35.1 – u A98
2018-08-17 20:00:10 C 02 59 47.53 +63 31 32.7 – u A98
2018-08-17 20:04:49 C 02 59 49.62 +63 31 25.6 – u A98
2018-08-17 20:06:21 C 02 59 50.36 +63 31 23.2 – u A98
2018-08-17 20:15:23 C 02 59 54.28 +63 31 07.4 – U L36
2018-08-17 20:18:56 C 02 59 55.85 +63 31 01.9 – U L36
2018-08-17 20:21:48 C 02 59 57.12 +63 30 57.2 – U L36
2018-08-17 20:49:38 C 03 00 09.38 +63 30 13.8 – t K85
2018-08-17 21:20:07 C 03 00 23.10 +63 29 27.0 – t K85
2018-08-17 21:56:05 C 03 00 39.37 +63 28 31.6 – q C23
2018-08-17 22:14:25 C 03 00 47.87 +63 28 03.6 – q C23
2018-08-17 22:31:24 C 03 00 55.06 +63 27 40.0 – u 152
2018-08-17 22:32:45 C 03 00 56.19 +63 27 35.2 – q C23
2018-08-17 22:41:26 C 03 00 59.48 +63 27 24.6 – u 152
2018-08-17 22:47:32 C 03 01 02.40 +63 27 12.2 – c B96
2018-08-17 22:48:21 C 03 01 02.52 +63 27 13.9 – u 152
2018-08-17 22:52:39 C 03 01 04.70 +63 27 04.3 – c B96
2018-08-17 22:57:48 C 03 01 06.95 +63 26 56.5 – c B96
2018-08-17 23:00:33 C 03 01 08.13 +63 26 55.4 – u 152
2018-08-17 23:03:46 C 03 01 09.64 +63 26 47.2 – c B96
2018-08-17 23:08:47 C 03 01 11.65 +63 26 42.6 – u 152
2018-08-17 23:09:44 C 03 01 12.32 +63 26 38.1 – c B96