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
2005-01-16 09:59:47 C 09 22 26.68 +28 34 15.9 c H41
2005-01-22 21:25:29 C 09 10 17.57 +29 24 57.8 r A30
2005-01-22 21:26:49 C 09 10 17.41 +29 24 58.2 r A30
2005-01-22 21:27:57 C 09 10 17.25 +29 24 58.5 r A30
2005-01-30 22:24:25 C 08 52 37.14 +30 06 25.9 r A30
2005-01-30 22:24:52 C 08 52 37.09 +30 06 26.0 r A30
2005-01-30 22:26:42 C 08 52 36.91 +30 06 26.2 r A30
2005-01-30 22:28:30 C 08 52 36.72 +30 06 26.5 r A30
2005-01-30 22:29:14 C 08 52 36.65 +30 06 26.6 r A30
2005-01-31 08:47:30 C 08 51 37.40 +30 07 51.5 17.9 c 644
2005-01-31 09:25:18 C 08 51 33.56 +30 07 55.5 17.8 c 644
2005-01-31 10:11:59 C 08 51 28.83 +30 08 00.2 17.8 c 644
2005-02-03 22:30:35 C 08 43 33.79 +30 14 44.2 18.1 r 160
2005-02-03 22:51:48 C 08 43 31.72 +30 14 45.2 18.2 r 160
2005-02-03 23:00:02 C 08 43 30.88 +30 14 45.4 18.5 r 160
2005-02-03 23:00:09 C 08 43 30.58 +30 14 38.2 o 084
2005-02-03 23:03:46 C 08 43 30.21 +30 14 38.5 o 084
2005-02-05 22:17:53 C 08 39 09.95 +30 15 27.3 c A41
2005-02-05 22:56:21 C 08 39 06.23 +30 15 27.0 c A41
2005-02-05 23:34:30 C 08 39 02.53 +30 15 26.1 c A41
2005-02-09 23:22:43 C 08 30 40.70 +30 09 54.1 o 084
2005-02-09 23:27:21 C 08 30 40.29 +30 09 53.6 o 084
2005-02-28 19:53:21 C 08 06 10.98 +28 07 34.1 r 240
2005-02-28 19:57:04 C 08 06 10.90 +28 07 32.6 r 240
2005-02-28 20:09:25 C 08 06 10.53 +28 07 27.0 r 240
2005-03-01 04:56:15 C 08 05 59.05 +28 04 06.2 r 703
2005-03-01 05:07:56 C 08 05 58.74 +28 04 02.0 r 703
2005-03-01 05:19:39 C 08 05 58.37 +28 03 57.6 r 703
2005-03-01 05:31:18 C 08 05 58.12 +28 03 52.2 r 703
2005-03-04 05:27:02 C 08 04 50.91 +27 34 46.4 19.2 c 704
2005-03-04 05:44:21 C 08 04 50.60 +27 34 39.5 19.6 c 704
2005-03-04 06:04:08 C 08 04 50.32 +27 34 30.6 19.6 c 704
2005-03-04 06:20:38 C 08 04 49.99 +27 34 23.5 19.9 c 704
2005-03-04 06:38:34 C 08 04 49.80 +27 34 15.6 19.6 c 704
2005-03-13 02:55:35 C 08 05 36.74 +26 01 12.4 o 699
2005-03-13 03:19:02 C 08 05 36.95 +26 01 03.6 o 699
2005-03-13 03:42:27 C 08 05 37.20 +26 00 52.8 o 699
2005-03-13 04:05:54 C 08 05 37.45 +26 00 42.7 o 699
2005-03-14 04:01:06 C 08 06 03.97 +25 49 43.2 19.3 c 704
2005-03-14 04:16:55 C 08 06 03.95 +25 49 36.2 19.7 c 704
2005-03-14 04:49:23 C 08 06 04.44 +25 49 20.6 19.1 c 704
2005-03-14 05:05:14 C 08 06 04.64 +25 49 13.0 19.3 c 704
2005-04-09 04:32:01 C 08 35 52.15 +20 37 58.2 r 703
2005-04-09 04:43:44 C 08 35 52.83 +20 37 49.8 r 703
2005-04-09 04:55:26 C 08 35 53.59 +20 37 44.1 r 703
2005-04-09 05:07:10 C 08 35 54.38 +20 37 37.0 r 703
2008-06-07 18:34:25 C 22 22 34.68 -22 04 17.2 r E12
2008-06-07 18:54:38 C 22 22 36.87 -22 04 10.7 r E12
2008-06-07 19:14:33 C 22 22 39.18 -22 04 01.6 r E12
2008-07-31 14:41:49 C 00 06 29.88 -14 24 18.6 r F84