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
1998-04-06 23:01:33 C 12 03 10.05 +13 33 07.6 046
1998-04-07 00:56:04 C 12 02 54.76 +13 22 11.2 557
1998-04-07 00:57:15 C 12 02 54.68 +13 22 04.7 557
1998-04-07 00:58:26 C 12 02 54.51 +13 21 58.1 557
1998-04-07 00:59:36 C 12 02 54.36 +13 21 50.1 557
1998-04-07 01:57:38 C 12 02 46.80 +13 16 19.7 557
1998-04-07 01:58:47 C 12 02 46.73 +13 16 12.8 557
1998-04-07 01:59:58 C 12 02 46.56 +13 16 05.7 557
1998-04-08 20:30:15 C 11 57 57.15 +09 22 27.7 046
1998-04-08 20:32:33 C 11 57 56.89 +09 22 15.4 046
1998-04-08 20:35:21 C 11 57 56.50 +09 22 00.5 046
1998-04-08 20:37:22 C 11 57 56.31 +09 21 49.4 046
1998-04-16 22:41:00 C 11 42 42.55 -04 52 26.0 046
1998-04-16 22:42:50 C 11 42 42.38 -04 52 32.2 046
1998-04-16 22:45:40 C 11 42 42.24 -04 52 42.5 046
1998-04-17 21:39:36 C 11 41 32.92 -06 11 35.5 118
1998-04-17 21:43:44 C 11 41 32.69 -06 11 49.1 118
1998-04-19 03:28:32 C 11 40 13.67 -07 48 07.1 19.7 a 704
1998-04-19 04:26:41 C 11 40 10.69 -07 51 09.3 20.1 a 704
1998-04-19 04:55:42 C 11 40 09.16 -07 52 37.8 20.0 a 704
1998-04-19 05:25:03 C 11 40 07.56 -07 54 13.8 19.4 a 704
2016-10-04 09:32:32 C 02 53 19.60 +21 07 22.4 q G96
2016-10-04 09:40:48 C 02 53 19.20 +21 07 31.7 q G96
2016-10-04 09:49:08 C 02 53 18.84 +21 07 40.7 q G96
2016-10-04 09:57:29 C 02 53 18.47 +21 07 50.1 q G96
2016-10-09 09:35:44 C 02 47 13.84 +23 29 20.2 q G96
2016-10-09 09:45:23 C 02 47 13.20 +23 29 31.9 q G96
2016-10-09 09:51:33 C 02 47 12.82 +23 29 40.2 q G96
2016-10-09 10:01:11 C 02 47 12.16 +23 29 51.7 q G96
2016-10-23 09:21:38 C 02 16 34.17 +30 59 23.1 q G96
2016-10-23 09:29:00 C 02 16 33.30 +30 59 32.7 q G96
2016-10-23 09:37:41 C 02 16 32.11 +30 59 45.0 q G96
2016-10-23 09:43:50 C 02 16 31.27 +30 59 54.0 q G96
2016-10-25 05:10:56 C 02 10 58.24 +32 00 22.9 u H21
2016-10-25 05:20:55 C 02 10 56.86 +32 00 37.0 u H21
2016-10-25 05:32:04 C 02 10 55.33 +32 00 52.5 u H21
2016-10-25 09:43:43 C 02 10 21.00 +32 06 42.2 q G96
2016-10-25 09:47:39 C 02 10 20.46 +32 06 48.5 q G96
2016-10-25 09:52:24 C 02 10 19.78 +32 06 55.0 q G96
2016-10-25 09:56:53 C 02 10 19.20 +32 07 01.2 q G96
2016-10-25 12:08:15 C 02 10 01.23 +32 09 58.8 o 291
2016-10-25 12:10:18 C 02 10 00.93 +32 10 01.3 o 291
2016-10-25 12:12:22 C 02 10 00.66 +32 10 04.6 o 291
2016-11-06 07:36:19 C 01 25 49.98 +38 11 37.6 q G96
2016-11-06 07:42:31 C 01 25 48.84 +38 11 45.0 q G96
2016-11-06 07:48:50 C 01 25 47.71 +38 11 51.4 q G96
2017-03-13 06:28:20 C 05 07 01.19 +69 16 32.4 t 705
2017-03-13 06:29:47 C 05 07 01.89 +69 16 30.9 t 705
2017-03-13 06:31:15 C 05 07 02.74 +69 16 29.7 t 705
2023-12-10 10:35:57 C 13 04 15.355 +56 26 57.59 V G96