1998 GC1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2924411377 ± 2.09e-07
Semi-major axis (a)1.4411091690 AU ± 6.55e-09
Inclination (i)18.72781238° ± 2.98e-05
Long. of Asc. Node (Ω)19.02442615° ± 1.24e-05
Arg. of Perihelion (ω)117.21277885° ± 5.37e-05
Mean Anomaly (M)20.71803410° ± 4.89e-05
Mean Motion (n)0.5697272000°/day ± 3.88e-09
Perihelion dist (q)1.01966956 AU ± 3.01e-07
Aphelion dist (Q)1.86254877 AU ± 3.01e-07
Orbital Period1.72999689 yr ± 1.18e-08
Physical Parameters
H (abs. magnitude)21.27
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.656″
Uncertainty0
Orbit TypeAmor
MOID0.133891 AU
Observations Used100
Oppositions11
Arc Total1998-2023
First Observation Used1998-04-02
Last Observation Used2023-12-10
Observations (101)
Date Type RA Dec Mag Band Observatory
1998-04-02 03:25:32 C 12 20 17.05 +25 19 06.6 18.4 a 704
1998-04-02 03:54:55 C 12 20 11.54 +25 16 01.2 19.0 a 704
1998-04-02 04:24:07 C 12 20 06.13 +25 12 55.9 19.1 a 704
1998-04-02 04:53:12 C 12 20 00.54 +25 09 51.5 19.4 a 704
1998-04-03 03:34:49 C 12 16 13.66 +22 45 34.7 18.8 a 704
1998-04-03 03:38:38 C 12 16 12.93 +22 45 09.8 19.5 a 704
1998-04-03 04:04:03 C 12 16 08.52 +22 42 32.2 18.8 a 704
1998-04-03 04:07:53 C 12 16 07.80 +22 42 07.5 18.6 a 704
1998-04-03 04:33:26 C 12 16 03.30 +22 39 27.3 18.5 a 704
1998-04-03 04:37:21 C 12 16 02.59 +22 39 03.0 18.7 a 704
1998-04-03 05:02:52 C 12 15 58.22 +22 36 23.0 18.6 a 704
1998-04-03 05:06:44 C 12 15 57.48 +22 35 59.2 18.9 a 704
1998-04-03 05:32:09 C 12 15 52.55 +22 33 17.7 19.3 a 704
1998-04-03 05:44:33 C 12 15 50.76 +22 32 00.9 18.3 a 704
1998-04-03 06:14:08 C 12 15 45.39 +22 28 56.3 18.8 a 704
1998-04-03 06:43:35 C 12 15 40.27 +22 25 50.5 19.2 a 704
1998-04-03 07:12:57 C 12 15 35.18 +22 22 46.8 19.1 a 704
1998-04-03 07:42:30 C 12 15 29.87 +22 19 38.0 18.9 a 704
1998-04-03 08:46:36 C 12 15 18.72 +22 12 52.2 18.5 a 704
1998-04-03 08:51:14 C 12 15 17.87 +22 12 23.4 18.3 a 704
1998-04-03 08:56:03 C 12 15 17.03 +22 11 52.2 18.5 a 704
1998-04-03 09:01:30 C 12 15 16.08 +22 11 18.4 18.7 a 704
1998-04-03 09:06:19 C 12 15 15.27 +22 10 47.2 18.6 a 704
1998-04-03 09:10:57 C 12 15 14.55 +22 10 18.6 a 704
1998-04-03 09:16:35 C 12 15 13.43 +22 09 41.7 a 704
1998-04-03 09:21:13 C 12 15 12.71 +22 09 12.8 18.3 a 704
1998-04-03 09:26:02 C 12 15 11.74 +22 08 42.2 a 704
1998-04-03 09:31:28 C 12 15 10.90 +22 08 07.0 a 704
1998-04-03 09:36:18 C 12 15 10.09 +22 07 37.9 18.6 a 704
1998-04-03 09:41:04 C 12 15 09.35 +22 07 07.5 18.9 a 704
1998-04-03 09:46:29 C 12 15 08.32 +22 06 32.4 a 704
1998-04-03 09:51:18 C 12 15 07.61 +22 06 01.6 a 704
1998-04-03 09:56:01 C 12 15 06.79 +22 05 32.9 a 704
1998-04-04 08:19:00 C 12 11 40.94 +19 46 17.9 18.3 a 704
1998-04-04 08:21:21 C 12 11 40.61 +19 46 03.7 18.5 a 704
1998-04-04 08:23:42 C 12 11 40.23 +19 45 48.7 18.6 a 704
1998-04-04 08:26:03 C 12 11 39.79 +19 45 34.4 a 704
1998-04-04 08:28:25 C 12 11 39.41 +19 45 19.1 a 704
1998-04-04 12:56:57 C 12 11 02.61 +19 18 53.0 426
1998-04-04 13:03:21 C 12 11 01.51 +19 18 12.0 426
1998-04-04 13:10:37 C 12 11 00.39 +19 17 27.5 426
1998-04-05 20:43:41 C 12 06 34.66 +16 06 00.0 557
1998-04-05 20:47:15 C 12 06 34.16 +16 05 39.4 557
1998-04-05 21:03:14 C 12 06 31.85 +16 04 04.8 557
1998-04-05 21:05:36 C 12 06 31.51 +16 03 50.7 557
1998-04-05 21:07:57 C 12 06 31.17 +16 03 37.0 557
1998-04-06 22:51:11 C 12 03 11.46 +13 34 07.1 046
1998-04-06 22:53:03 C 12 03 11.21 +13 33 55.7 046
1998-04-06 22:54:42 C 12 03 10.95 +13 33 47.8 046
1998-04-06 22:57:32 C 12 03 10.56 +13 33 30.0 046