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
2007-11-07 19:23:56 C 22 01 03.18 +62 22 52.6 c A24
2007-11-07 19:38:31 C 22 01 07.27 +62 22 25.5 c A24
2007-11-07 19:54:32 C 22 01 11.74 +62 21 55.5 c A24
2007-11-07 20:09:08 C 22 01 15.95 +62 21 28.4 c A24
2007-11-09 20:05:15 C 22 14 25.97 +60 50 38.1 c A24
2007-11-09 20:21:26 C 22 14 30.09 +60 50 06.9 c A24
2007-11-09 20:36:09 C 22 14 33.86 +60 49 38.2 c A24
2007-11-09 20:37:35 C 22 14 34.25 +60 49 35.6 c A24
2007-11-10 18:43:46 C 22 20 16.51 +60 07 02.0 c A24
2007-11-10 19:30:25 C 22 20 27.81 +60 05 31.0 c A24
2007-11-10 20:00:56 C 22 20 35.36 +60 04 31.4 c A24
2007-11-10 20:15:30 C 22 20 38.98 +60 04 03.3 c A24
2007-11-10 20:16:54 C 22 20 39.33 +60 04 00.0 c A24
2007-11-11 19:04:46 C 22 26 17.02 +59 19 44.0 c A24
2007-11-11 19:06:11 C 22 26 17.49 +59 19 42.1 c A24
2007-11-11 19:24:25 C 22 26 21.77 +59 19 06.0 c A24
2007-11-11 19:44:05 C 22 26 26.42 +59 18 27.7 c A24
2007-11-11 19:48:17 C 22 26 27.81 +59 18 21.9 o J40
2007-11-11 19:57:40 C 22 26 30.01 +59 18 03.4 o J40
2007-11-11 20:02:20 C 22 26 30.70 +59 17 51.7 c A24
2007-11-11 20:03:41 C 22 26 31.43 +59 17 51.7 o J40
2007-11-11 20:03:46 C 22 26 31.07 +59 17 49.2 c A24
2007-11-14 18:52:02 C 22 42 38.46 +56 59 06.7 c A24
2007-11-14 18:53:29 C 22 42 38.78 +56 59 03.9 c A24
2007-11-14 19:24:47 C 22 42 45.30 +56 58 02.3 c A24
2007-11-14 19:57:32 C 22 42 52.14 +56 56 57.8 c A24
2007-11-14 20:28:51 C 22 42 58.67 +56 55 55.4 c A24
2007-11-14 20:30:17 C 22 42 58.98 +56 55 52.3 c A24
2007-11-16 19:11:31 C 22 52 37.72 +55 24 18.6 c A24
2007-11-16 19:12:57 C 22 52 37.91 +55 24 16.7 c A24
2007-11-16 19:32:35 C 22 52 41.79 +55 23 37.5 c A24
2007-11-16 19:53:39 C 22 52 45.82 +55 22 56.1 c A24
2007-11-16 20:13:16 C 22 52 49.67 +55 22 16.9 c A24
2007-11-16 20:14:42 C 22 52 49.95 +55 22 14.7 c A24
2007-11-16 21:21:19 C 22 53 03.30 +55 20 09.3 o 950
2007-11-16 21:23:11 C 22 53 03.65 +55 20 05.2 o 950
2007-11-16 21:25:00 C 22 53 04.01 +55 20 02.0 o 950
2007-11-17 17:54:46 C 22 57 04.56 +54 39 53.1 o 084
2007-11-17 19:44:26 C 22 57 25.60 +54 36 23.4 c A06
2007-11-17 19:54:14 C 22 57 27.42 +54 36 04.3 c A06
2007-11-17 20:00:00 C 22 57 28.51 +54 35 53.1 c A06
2007-11-18 18:27:48 C 23 01 43.49 +53 52 12.8 c A24
2007-11-18 18:29:13 C 23 01 43.65 +53 52 10.5 c A24
2007-11-18 18:46:49 C 23 01 46.84 +53 51 37.0 c A24
2007-11-18 19:23:27 C 23 01 53.49 +53 50 24.9 c A24
2007-11-18 19:24:53 C 23 01 53.71 +53 50 22.3 c A24
2007-11-18 19:43:44 C 23 01 57.16 +53 49 45.3 c A24
2007-11-18 20:04:01 C 23 02 00.80 +53 49 05.6 c A24
2007-11-18 20:22:53 C 23 02 04.22 +53 48 28.7 c A24
2007-11-18 20:24:19 C 23 02 04.44 +53 48 26.2 c A24