163000 (2001 SW169)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0513795872 ± 2.00e+00
Semi-major axis (a)1.2483629068 AU ± 3.00e+00
Inclination (i)3.55319617° ± 4.00e+00
Long. of Asc. Node (Ω)8.39975134° ± 5.00e+00
Arg. of Perihelion (ω)284.80561788° ± 6.00e+00
Mean Anomaly (M)168.34746960° ± 1.10e-04
Mean Motion (n)0.7066445153°/day ± 2.55e+00
Perihelion dist (q)1.18422254 AU ± 3.79e+00
Aphelion dist (Q)1.31250328 AU ± 4.02e+00
Orbital Period1.39479790 yr ± 5.03e+00
NGA Modelr2
A2-9.55593030e-07 AU/d²
Physical Parameters
H (abs. magnitude)19.25
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-27
RMS Residual0.229″
Uncertainty0
Orbit TypeAmor
MOID0.178617 AU
Observations Used1338
Gaia Obs Used75
Oppositions5
Arc Total1997-2015
First Observation Used1997-12-25
Last Observation Used2025-12-25
Observations (1420)
Date Type RA Dec Mag Band Observatory
2015-09-13 09:05:32 C 01 39 32.75 +06 34 13.8 R G45
2015-09-13 09:08:33 C 01 39 32.64 +06 34 15.1 R G45
2015-09-13 09:16:15 C 01 39 32.30 +06 34 17.5 R G45
2015-09-13 09:23:49 C 01 39 31.95 +06 34 19.8 R G45
2015-09-18 08:42:00 C 01 34 30.38 +07 11 20.6 q 703
2015-09-18 08:49:56 C 01 34 29.90 +07 11 22.8 q 703
2015-09-18 08:57:52 C 01 34 29.43 +07 11 25.2 q 703
2015-09-18 09:05:47 C 01 34 28.97 +07 11 27.8 q 703
2015-09-19 00:01:23 C 01 33 43.94 +07 15 37.9 c A24
2015-09-19 00:02:26 C 01 33 43.82 +07 15 37.2 c A24
2015-09-21 00:24:08 C 01 31 05.60 +07 28 54.3 c A24
2015-09-21 00:25:11 C 01 31 05.56 +07 28 55.5 c A24
2015-09-21 01:27:33 C 01 31 01.52 +07 29 11.2 c A24
2015-09-21 01:28:36 C 01 31 01.46 +07 29 11.4 c A24
2015-09-21 09:36:41 C 01 30 32.95 +07 31 26.4 R G45
2015-09-21 09:36:47 C 01 30 32.95 +07 31 26.3 R G45
2015-09-21 09:46:16 C 01 30 32.38 +07 31 28.1 R G45
2015-09-21 09:46:22 C 01 30 32.30 +07 31 28.9 R G45
2015-09-21 09:55:35 C 01 30 31.70 +07 31 31.1 R G45
2015-09-21 09:55:41 C 01 30 31.66 +07 31 31.3 R G45
2015-09-21 10:04:28 C 01 30 31.07 +07 31 33.3 R G45
2015-09-21 10:05:01 C 01 30 31.05 +07 31 33.5 R G45
2015-09-22 01:12:20 C 01 29 37.97 +07 35 23.4 q 160
2015-09-22 01:14:36 C 01 29 37.83 +07 35 24.2 q 160
2015-09-22 01:16:39 C 01 29 37.68 +07 35 24.7 q 160
2015-09-23 09:33:21 C 01 27 37.97 +07 43 35.2 R G45
2015-09-23 09:33:27 C 01 27 37.97 +07 43 35.4 R G45
2015-09-23 09:42:08 C 01 27 37.33 +07 43 37.3 R G45
2015-09-23 09:42:14 C 01 27 37.33 +07 43 37.3 R G45
2015-09-23 09:50:49 C 01 27 36.71 +07 43 39.3 R G45
2015-09-23 09:50:55 C 01 27 36.71 +07 43 39.4 R G45
2015-09-23 09:59:17 C 01 27 36.08 +07 43 41.2 R G45
2015-09-24 07:05:06 C 01 26 16.34 +07 48 46.2 q 703
2015-09-24 07:12:19 C 01 26 15.80 +07 48 48.1 q 703
2015-09-24 07:19:31 C 01 26 15.28 +07 48 49.5 q 703
2015-09-24 07:26:43 C 01 26 14.75 +07 48 51.4 q 703
2015-09-25 06:42:02 C 01 24 41.52 +07 54 10.9 u H21
2015-09-25 06:44:00 C 01 24 41.37 +07 54 11.1 u H21
2015-09-25 06:45:57 C 01 24 41.21 +07 54 11.5 u H21
2015-09-25 06:47:55 C 01 24 41.07 +07 54 12.4 u H21
2015-09-25 06:49:53 C 01 24 40.92 +07 54 12.6 u H21
2015-09-25 06:51:50 C 01 24 40.77 +07 54 13.1 u H21
2015-09-25 06:53:48 C 01 24 40.63 +07 54 13.5 u H21
2015-09-25 06:55:46 C 01 24 40.46 +07 54 14.0 u H21
2015-09-25 06:57:43 C 01 24 40.32 +07 54 14.3 u H21
2015-09-25 06:59:41 C 01 24 40.17 +07 54 14.7 u H21
2015-09-25 07:01:38 C 01 24 40.02 +07 54 15.1 u H21
2015-09-25 07:03:36 C 01 24 39.87 +07 54 15.8 u H21
2015-09-26 00:27:36 C 01 23 28.56 +07 58 07.3 c A24
2015-09-26 00:28:37 C 01 23 28.57 +07 58 08.1 c A24