826946 (1998 SG2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4581315694 ± 3.27e-08
Semi-major axis (a)2.2473079884 AU ± 1.07e-09
Inclination (i)2.50524389° ± 1.78e-06
Long. of Asc. Node (Ω)152.23970179° ± 4.16e-05
Arg. of Perihelion (ω)220.06193056° ± 4.48e-05
Mean Anomaly (M)18.72910680° ± 4.65e-06
Mean Motion (n)0.2925623143°/day ± 2.09e-10
Perihelion dist (q)1.21774525 AU ± 7.35e-08
Aphelion dist (Q)3.27687072 AU ± 7.35e-08
Orbital Period3.36894479 yr ± 2.40e-09
Physical Parameters
H (abs. magnitude)19.36
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.281″
Uncertainty0
Orbit TypeAmor
MOID0.217699 AU
Observations Used384
Oppositions20
Arc Total1998-2026
First Observation Used1998-08-17
Last Observation Used2026-01-21
Observations (418)
Date Type RA Dec Mag Band Observatory
2018-07-12 08:06:14 C 16 49 29.108 -18 17 48.12 U F51
2018-07-12 08:21:20 C 16 49 28.455 -18 17 47.84 U F51
2018-07-12 08:51:32 C 16 49 27.137 -18 17 48.14 U F51
2025-06-27 10:16:26 C 23 20 29.638 -02 18 42.01 V V06
2025-06-27 10:19:33 C 23 20 29.990 -02 18 40.14 V V06
2025-06-27 10:22:41 C 23 20 30.329 -02 18 37.87 V V06
2025-06-27 10:25:49 C 23 20 30.678 -02 18 36.07 V V06
2025-07-03 12:38:47 C 23 37 28.702 -00 41 50.81 X F52
2025-07-03 12:57:30 C 23 37 30.888 -00 41 38.26 X F52
2025-07-03 13:16:14 C 23 37 33.057 -00 41 25.66 X F52
2025-07-03 13:35:01 C 23 37 35.227 -00 41 13.07 X F52
2025-07-05 13:19:22 C 23 43 17.064 -00 08 59.91 X F51
2025-07-05 13:53:04 C 23 43 20.994 -00 08 37.54 X F51
2025-07-05 14:09:59 C 23 43 22.991 -00 08 25.90 X F51
2025-07-25 12:48:52 C 00 45 23.554 +05 24 34.09 X F52
2025-07-25 13:04:37 C 00 45 25.694 +05 24 45.13 X F52
2025-07-25 13:20:18 C 00 45 27.831 +05 24 56.11 X F52
2025-07-25 13:36:02 C 00 45 29.952 +05 25 07.10 X F52
2025-08-02 14:04:17 C 01 13 02.663 +07 37 18.52 X F52
2025-08-02 14:21:09 C 01 13 05.074 +07 37 29.86 X F52
2025-08-02 14:38:21 C 01 13 07.520 +07 37 41.45 X F52
2025-08-10 00:05:44 B 01 39 46.28 +09 33 14.5 X M45
2025-08-10 00:14:22 B 01 39 47.55 +09 33 21.1 X M45
2025-08-10 00:22:58 B 01 39 48.83 +09 33 25.5 X M45
2025-09-16 13:03:00 C 03 57 04.843 +15 31 51.34 X F52
2025-09-16 13:20:42 C 03 57 07.131 +15 31 53.82 X F52
2025-09-16 13:38:29 C 03 57 09.422 +15 31 56.20 X F52
2025-09-18 12:29:23 C 04 03 23.623 +15 37 18.96 X F52
2025-09-18 13:05:51 C 04 03 28.197 +15 37 23.06 X F52
2025-09-18 13:24:10 C 04 03 30.494 +15 37 25.12 X F52
2025-09-21 11:20:12 C 04 12 26.543 +15 43 08.22 V 703
2025-09-21 11:30:07 C 04 12 27.839 +15 43 07.32 V 703
2025-09-25 12:19:15 C 04 24 05.254 +15 47 12.79 X F52
2025-09-25 12:36:38 C 04 24 07.159 +15 47 13.31 X F52
2025-09-25 12:43:49 C 04 24 07.934 +15 47 13.09 V T05
2025-09-25 12:53:58 C 04 24 09.057 +15 47 13.91 X F52
2025-09-25 13:02:35 C 04 24 09.989 +15 47 14.28 V T05
2025-09-25 13:05:11 C 04 24 10.339 +15 47 13.16 V T05
2025-09-25 13:09:09 C 04 24 10.572 +15 47 13.63 V T05
2025-09-25 13:11:20 C 04 24 10.951 +15 47 14.31 X F52
2025-09-25 13:16:28 C 04 24 11.508 +15 47 14.57 V T05
2025-10-01 11:52:15 C 04 39 30.749 +15 45 55.64 X F52
2025-10-01 12:08:42 C 04 39 32.314 +15 45 55.35 X F52
2025-10-01 12:25:08 C 04 39 33.846 +15 45 54.94 X F52
2025-10-05 09:58:59 C 04 48 21.654 +15 41 19.50 V G96
2025-10-05 10:07:08 C 04 48 22.324 +15 41 18.64 V G96
2025-10-05 10:15:15 C 04 48 23.000 +15 41 18.56 V G96
2025-10-05 10:23:22 C 04 48 23.677 +15 41 17.95 V G96
2025-10-16 00:18:15 C 05 06 52.219 +15 20 12.26 V M22
2025-10-16 00:23:29 C 05 06 52.471 +15 20 11.90 V M22