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
2012-03-17 05:15:31 C 09 12 28.87 +21 13 04.2 19.3 c 704
2012-03-17 05:48:38 C 09 12 27.85 +21 12 51.9 19.1 c 704
2012-03-17 06:04:39 C 09 12 27.35 +21 12 47.0 19.1 c 704
2012-03-17 06:21:14 C 09 12 26.89 +21 12 39.3 19.2 c 704
2012-03-21 22:57:55 C 09 10 38.45 +20 28 52.4 c A24
2012-03-21 22:58:58 C 09 10 38.51 +20 28 52.2 c A24
2012-03-21 23:00:00 C 09 10 38.50 +20 28 51.0 c A24
2012-03-21 23:01:03 C 09 10 38.47 +20 28 50.4 c A24
2012-03-25 05:17:08 C 09 10 22.32 +19 55 47.7 18.5 c 704
2012-03-25 05:33:02 C 09 10 22.27 +19 55 41.7 19.1 c 704
2012-03-25 05:48:47 C 09 10 22.25 +19 55 33.5 19.0 c 704
2012-03-26 20:34:15 C 09 10 31.83 +19 38 23.3 c A24
2012-03-26 20:36:19 C 09 10 31.79 +19 38 21.5 c A24
2012-03-26 20:57:47 C 09 10 31.82 +19 38 11.9 c A24
2012-03-26 21:19:47 C 09 10 31.83 +19 38 01.9 c A24
2012-03-26 21:41:15 C 09 10 31.83 +19 37 52.3 c A24
2012-03-26 21:43:19 C 09 10 31.94 +19 37 50.2 c A24
2012-03-28 05:08:59 C 09 10 47.53 +19 23 42.3 r G96
2012-03-28 05:18:12 C 09 10 47.56 +19 23 38.1 r G96
2012-03-28 05:27:27 C 09 10 47.60 +19 23 33.8 r G96
2012-03-28 05:36:39 C 09 10 47.64 +19 23 29.5 r G96
2012-03-30 19:21:43 C 09 11 39.20 +18 54 41.8 18.9 u A14
2012-03-30 19:50:25 C 09 11 39.50 +18 54 28.8 19.3 u A14
2012-03-30 20:18:38 C 09 11 39.91 +18 54 15.4 19.1 u A14
2012-04-18 03:13:14 C 09 28 11.53 +15 06 30.4 r G96
2012-04-18 03:25:41 C 09 28 12.14 +15 06 23.6 r G96
2012-04-18 03:38:07 C 09 28 12.75 +15 06 18.1 r G96
2012-04-18 03:50:30 C 09 28 13.40 +15 06 09.5 r G96
2012-04-21 06:13:20 C 09 32 29.690 +14 23 58.92 L F51
2012-04-21 06:28:32 C 09 32 30.527 +14 23 50.31 L F51
2012-04-28 02:59:14 C 09 43 07.11 +12 46 44.8 H06
2012-04-28 03:04:49 C 09 43 07.56 +12 46 41.2 H06
2012-04-28 03:36:57 C 09 43 09.57 +12 46 21.8 H06
2012-04-28 03:42:31 C 09 43 10.02 +12 46 18.2 H06
2012-05-03 02:42:46 C 09 51 42.62 +11 33 03.5 r H21
2012-05-03 02:50:57 C 09 51 43.24 +11 32 57.6 r H21
2012-05-03 03:06:34 C 09 51 44.32 +11 32 49.1 r H21
2012-05-06 22:14:20 C 09 58 41.69 +10 35 04.7 t 204
2012-05-06 22:47:40 C 09 58 44.26 +10 34 43.1 t 204
2015-02-18 15:13:01 C 16 35 08.955 -22 53 44.90 L F51
2015-02-18 15:20:01 C 16 35 09.936 -22 53 47.95 L F51
2015-02-18 15:26:59 C 16 35 10.924 -22 53 50.93 L F51
2015-02-18 15:33:58 C 16 35 11.925 -22 53 54.10 L F51
2015-07-04 13:57:41 C 00 12 57.450 -08 25 10.29 L F51
2015-07-04 14:07:33 C 00 12 58.437 -08 25 03.98 L F51
2015-07-04 14:17:24 C 00 12 59.409 -08 24 57.30 L F51
2015-07-04 14:27:18 C 00 13 00.390 -08 24 50.75 L F51
2015-08-10 23:14:15 C 01 27 30.83 +00 40 32.0 o C41
2015-08-10 23:28:51 C 01 27 31.69 +00 40 40.4 o C41
2015-08-25 23:54:28 C 01 41 50.61 +03 38 58.5 q 160