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
2006-12-26 21:19:16 C 06 39 55.73 +18 48 56.2 c A24
2006-12-26 21:20:45 C 06 39 55.55 +18 48 55.3 c A24
2006-12-26 22:02:05 C 06 39 50.65 +18 48 30.4 c A24
2006-12-26 23:24:44 C 06 39 40.85 +18 47 39.5 c A24
2006-12-26 23:26:14 C 06 39 40.69 +18 47 38.9 c A24
2006-12-27 06:00:13 C 06 38 54.95 +18 43 38.5 o 691
2006-12-27 06:25:08 C 06 38 51.99 +18 43 23.2 o 691
2006-12-27 06:49:57 C 06 38 48.98 +18 43 08.0 o 691
2006-12-29 19:45:10 C 06 31 42.25 +18 05 12.5 r A89
2006-12-29 19:52:27 C 06 31 41.37 +18 05 07.3 r A89
2007-01-05 22:55:12 C 06 12 03.19 +16 16 54.5 r 170
2007-01-05 22:56:55 C 06 12 02.99 +16 16 53.2 r 170
2007-01-05 23:05:29 C 06 12 01.98 +16 16 47.5 r 170
2007-01-17 00:34:22 C 05 45 13.01 +13 36 52.6 17.2 r 084
2007-01-19 00:08:46 C 05 41 08.16 +13 10 51.6 17.9 r 084
2007-01-19 00:12:56 C 05 41 07.79 +13 10 49.4 17.9 r 084
2007-01-23 22:57:49 C 05 32 04.63 +12 10 33.8 r 084
2007-02-06 03:50:52 C 05 16 01.47 +10 05 22.5 o 644
2007-02-06 04:21:09 C 05 16 00.41 +10 05 12.8 o 644
2007-02-06 04:51:37 C 05 15 59.36 +10 05 03.0 o 644
2007-02-17 02:50:39 C 05 10 53.99 +08 57 44.0 o 644
2007-02-17 03:02:24 C 05 10 53.86 +08 57 41.5 r 703
2007-02-17 03:14:46 C 05 10 53.72 +08 57 37.6 r 703
2007-02-17 03:20:35 C 05 10 53.73 +08 57 37.8 o 644
2007-02-17 03:27:11 C 05 10 53.58 +08 57 35.3 r 703
2007-02-17 03:39:32 C 05 10 53.47 +08 57 33.8 r 703
2007-02-17 03:50:32 C 05 10 53.48 +08 57 31.9 o 644
2007-02-18 02:34:13 C 05 10 45.49 +08 52 59.1 c 711
2007-02-18 02:47:35 C 05 10 45.41 +08 52 56.6 c 711
2007-02-18 03:00:57 C 05 10 45.33 +08 52 53.9 c 711
2007-03-03 04:19:40 C 05 13 08.41 +08 05 29.4 o 644
2007-03-03 04:49:26 C 05 13 08.95 +08 05 26.2 o 644
2007-03-03 05:19:14 C 05 13 09.47 +08 05 22.3 o 644
2007-03-09 02:56:18 C 05 16 28.72 +07 50 54.5 o 644
2007-03-09 03:16:10 C 05 16 29.23 +07 50 52.5 o 644
2007-03-09 03:49:13 C 05 16 30.11 +07 50 49.5 o 644
2007-09-24 18:33:01 C 14 39 17.70 +59 32 02.4 o 084
2007-09-25 17:55:01 C 14 44 45.35 +60 22 01.7 o 084
2007-09-29 17:26:47 C 15 09 31.86 +63 31 47.4 o 084
2007-09-29 17:30:02 C 15 09 32.75 +63 31 53.3 o 084
2007-10-10 23:11:36 C 16 49 29.06 +70 02 22.1 o 084
2007-10-10 23:14:49 C 16 49 30.61 +70 02 25.3 o 084
2007-10-19 17:54:35 C 18 40 57.66 +71 32 13.6 c A24
2007-10-19 17:56:03 C 18 40 58.46 +71 32 13.0 c A24
2007-10-19 18:08:46 C 18 41 05.42 +71 32 10.7 c A24
2007-10-19 18:22:57 C 18 41 13.23 +71 32 07.8 c A24
2007-10-19 18:35:40 C 18 41 20.20 +71 32 05.5 c A24
2007-10-19 18:37:08 C 18 41 21.08 +71 32 05.2 c A24
2007-10-20 16:59:40 C 18 53 51.59 +71 27 01.8 o 084
2007-10-20 17:02:54 C 18 53 53.21 +71 27 00.9 o 084