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
2015-11-08 04:55:22 C 00 23 38.97 +09 53 41.8 R G45
2015-11-19 05:01:22 C 00 25 47.73 +10 40 49.0 R G45
2015-11-19 05:08:29 C 00 25 47.84 +10 40 50.6 R G45
2015-11-19 05:15:37 C 00 25 47.97 +10 40 51.9 R G45
2015-11-19 05:30:06 C 00 25 48.23 +10 40 55.1 R G45
2015-11-19 05:34:41 C 00 25 48.30 +10 40 56.1 R G45
2015-11-19 05:34:51 C 00 25 48.29 +10 40 56.2 R G45
2015-11-19 05:41:58 C 00 25 48.42 +10 40 57.5 R G45
2015-11-19 05:57:55 C 00 25 48.70 +10 41 01.0 R G45
2015-11-19 05:58:05 C 00 25 48.69 +10 41 01.0 R G45
2015-11-27 07:32:05 C 00 31 54.854 +11 28 48.58 L F51
2015-11-27 07:48:58 C 00 31 55.430 +11 28 53.16 L F51
2015-11-27 08:05:56 C 00 31 56.016 +11 28 57.75 L F51
2015-11-27 08:22:47 C 00 31 56.591 +11 29 02.14 L F51
2015-12-03 01:26:09 C 00 38 08.98 +12 08 46.7 q 703
2015-12-03 01:32:40 C 00 38 09.24 +12 08 48.9 q 703
2015-12-03 01:39:12 C 00 38 09.50 +12 08 51.6 q 703
2015-12-03 01:45:42 C 00 38 09.82 +12 08 52.9 q 703
2015-12-03 03:47:07 C 00 38 15.28 +12 09 30.2 R G45
2015-12-03 03:47:13 C 00 38 15.28 +12 09 30.2 R G45
2015-12-03 03:55:05 C 00 38 15.63 +12 09 32.8 R G45
2015-12-03 03:55:10 C 00 38 15.64 +12 09 32.7 R G45
2015-12-03 04:03:31 C 00 38 15.95 +12 09 35.4 R G45
2015-12-03 04:11:40 C 00 38 16.39 +12 09 37.7 R G45
2015-12-03 04:11:46 C 00 38 16.37 +12 09 37.7 R G45
2015-12-03 04:19:58 C 00 38 16.78 +12 09 40.0 R G45
2015-12-03 04:20:03 C 00 38 16.78 +12 09 40.4 R G45
2015-12-06 21:55:14 C 00 43 03.69 +12 38 07.7 q I89
2015-12-12 10:53:46 C 00 51 07.54 +13 23 38.1 q D29
2015-12-12 11:34:24 C 00 51 09.95 +13 23 51.8 q D29
2015-12-14 07:55:58 C 00 54 04.573 +13 39 51.56 L F51
2015-12-14 08:15:14 C 00 54 05.789 +13 39 58.35 L F51
2015-12-14 08:34:28 C 00 54 07.005 +13 40 05.23 L F51
2018-11-08 11:36:10 C 09 27 34.77 +20 24 53.8 V G96
2018-11-08 11:45:54 C 09 27 35.80 +20 24 50.3 V G96
2018-11-08 11:54:12 C 09 27 36.68 +20 24 46.8 V G96
2018-11-08 12:02:31 C 09 27 37.54 +20 24 44.1 V G96
2018-12-04 11:52:47 C 10 29 44.88 +16 18 29.5 V G96
2018-12-04 12:00:11 C 10 29 45.53 +16 18 26.7 V G96
2018-12-04 12:07:35 C 10 29 46.17 +16 18 23.8 V G96
2018-12-04 12:14:59 C 10 29 46.86 +16 18 20.2 V G96
2019-01-05 11:56:48 C 11 26 33.39 +12 08 46.2 V G96
2019-01-05 12:05:10 C 11 26 33.78 +12 08 44.3 V G96
2019-01-05 12:13:31 C 11 26 34.22 +12 08 43.0 V G96
2019-01-05 12:21:55 C 11 26 34.61 +12 08 40.9 V G96
2019-01-15 10:06:25 C 11 37 20.80 +11 24 53.1 V 703
2019-01-15 10:14:06 C 11 37 20.95 +11 24 52.1 V 703
2019-01-15 10:43:06 C 11 37 21.95 +11 24 47.5 V 703
2019-01-19 09:20:36 C 11 40 23.38 +11 13 38.2 V G96
2019-01-19 09:28:02 C 11 40 23.56 +11 13 37.8 V G96