137084 (1998 XS16)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4965944426 ± 2.25e-08
Semi-major axis (a)1.2122391473 AU ± 5.56e-10
Inclination (i)26.55930199° ± 2.65e-06
Long. of Asc. Node (Ω)272.97685443° ± 3.59e-06
Arg. of Perihelion (ω)358.34109094° ± 4.01e-06
Mean Anomaly (M)253.89618035° ± 3.80e-06
Mean Motion (n)0.7384648343°/day ± 5.08e-10
Perihelion dist (q)0.61024792 AU ± 2.73e-08
Aphelion dist (Q)1.81423037 AU ± 2.73e-08
Orbital Period1.33469630 yr ± 9.18e-10
Physical Parameters
H (abs. magnitude)16.47
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.360″
Uncertainty0
Orbit TypeApollo
MOID0.407364 AU
Observations Used2535
Gaia Obs Used55
Oppositions6
Arc Total1994-2016
First Observation Used1994-12-03
Last Observation Used2026-01-13
Observations (3383)
Date Type RA Dec Mag Band Observatory
2023-11-20 08:31:16 C 22 25 19.397 +47 50 14.46 V T05
2023-11-22 07:12:54 C 22 35 13.591 +46 41 01.10 V T05
2023-11-22 07:17:57 C 22 35 14.606 +46 40 53.76 V T05
2023-11-22 07:26:51 C 22 35 16.380 +46 40 40.19 V T05
2023-11-22 07:44:45 C 22 35 20.009 +46 40 13.26 V T05
2023-11-23 21:48:22 C 22 43 00.82 +45 44 05.4 X L63
2023-11-23 22:00:59 C 22 43 03.31 +45 43 46.7 X L63
2023-11-23 22:13:22 C 22 43 05.69 +45 43 28.1 X L63
2023-11-24 07:37:01 C 22 44 56.458 +45 29 51.72 V T05
2023-11-24 07:51:10 C 22 44 59.165 +45 29 30.73 V T05
2023-11-24 07:57:29 C 22 45 00.386 +45 29 21.16 V T05
2023-11-24 08:19:11 C 22 45 04.500 +45 28 48.90 V T05
2023-11-25 07:58:09 C 22 49 37.973 +44 54 26.06 V T08
2023-11-25 08:07:29 C 22 49 39.768 +44 54 11.92 V T08
2023-11-25 08:11:42 C 22 49 40.517 +44 54 06.08 V T08
2023-11-25 08:28:39 C 22 49 43.692 +44 53 41.06 V T08
2023-11-26 08:09:36 C 22 54 10.464 +44 19 32.95 V T05
2023-11-26 08:14:10 C 22 54 11.297 +44 19 26.33 V T05
2023-11-26 08:37:51 C 22 54 15.614 +44 18 51.66 V T05
2023-11-26 09:02:14 C 22 54 20.064 +44 18 16.06 V T05
2023-11-29 02:47:08 C 23 06 06.671 +42 45 25.49 V 703
2023-11-29 02:49:07 C 23 06 06.930 +42 45 23.15 V 703
2023-11-29 02:51:05 C 23 06 07.294 +42 45 19.44 V 703
2023-11-29 02:53:04 C 23 06 07.664 +42 45 18.22 V 703
2023-12-03 07:54:24 C 23 22 45.854 +40 29 08.09 V T05
2023-12-03 08:16:42 C 23 22 49.279 +40 28 38.64 V T05
2023-12-03 08:21:59 C 23 22 50.098 +40 28 31.55 V T05
2023-12-03 08:43:42 C 23 22 53.443 +40 28 02.78 V T05
2023-12-04 02:10:25 C 23 25 37.315 +40 05 28.28 V 703
2023-12-04 02:14:19 C 23 25 37.880 +40 05 22.96 V 703
2023-12-04 02:18:16 C 23 25 38.453 +40 05 17.88 V 703
2023-12-04 02:22:14 C 23 25 39.065 +40 05 13.06 V 703
2023-12-04 06:32:15 C 23 26 17.357 +39 59 53.34 V T05
2023-12-04 06:36:50 C 23 26 18.053 +39 59 47.94 V T05
2023-12-04 06:51:48 C 23 26 20.266 +39 59 28.00 V T05
2023-12-04 07:00:43 C 23 26 21.634 +39 59 16.87 V T05
2023-12-06 05:36:40 C 23 33 23.815 +39 00 36.00 V T08
2023-12-06 05:44:56 C 23 33 24.979 +39 00 25.63 V T08
2023-12-06 05:48:56 C 23 33 25.565 +39 00 20.70 V T08
2023-12-06 06:06:01 C 23 33 28.006 +38 59 59.42 V T05
2023-12-06 06:11:17 C 23 33 28.814 +38 59 52.58 V T05
2023-12-06 06:12:17 C 23 33 28.925 +38 59 51.83 V T08
2023-12-06 06:25:35 C 23 33 30.852 +38 59 34.69 V T05
2023-12-06 06:33:34 C 23 33 32.018 +38 59 24.68 V T05
2023-12-07 08:09:19 C 23 37 16.296 +38 28 04.58 V T05
2023-12-07 08:14:00 C 23 37 16.990 +38 27 59.11 V T05
2023-12-07 08:28:10 C 23 37 18.893 +38 27 44.60 V T05
2023-12-07 08:40:31 C 23 37 20.741 +38 27 26.03 V T05
2023-12-10 02:34:57 C 23 46 39.184 +37 09 56.34 V 703
2023-12-10 02:38:03 C 23 46 39.547 +37 09 52.49 V 703