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
2019-03-31 09:09:00 C 10 21 00.21 +12 10 07.9 V T08
2019-03-31 09:32:56 C 10 20 59.18 +12 10 00.7 V T08
2019-03-31 09:42:16 C 10 20 58.71 +12 09 58.9 V T08
2019-03-31 10:00:01 C 10 20 57.93 +12 09 54.1 V T08
2019-03-31 13:51:53 C 10 20 50.03 +12 08 46.2 q D29
2019-03-31 14:12:14 C 10 20 49.15 +12 08 40.5 q D29
2019-03-31 14:32:36 C 10 20 48.26 +12 08 35.0 q D29
2019-04-01 17:12:46 C 10 19 52.16 +12 01 17.3 q C97
2019-04-01 17:14:58 C 10 19 52.01 +12 01 16.3 q C97
2019-04-01 17:17:10 C 10 19 51.95 +12 01 16.0 q C97
2019-04-01 17:19:20 C 10 19 51.86 +12 01 15.1 q C97
2019-04-02 05:26:25 C 10 19 27.61 +11 57 42.2 V 703
2019-04-02 05:35:01 C 10 19 27.25 +11 57 40.1 V 703
2019-04-02 05:43:38 C 10 19 26.97 +11 57 37.4 V 703
2019-04-02 05:52:16 C 10 19 26.60 +11 57 34.5 V 703
2019-04-02 09:24:32 C 10 19 19.61 +11 56 38.1 V T05
2019-04-02 09:45:55 C 10 19 18.81 +11 56 31.8 V T05
2019-04-02 09:54:38 C 10 19 18.44 +11 56 29.1 V T05
2019-04-02 10:12:02 C 10 19 17.80 +11 56 23.9 V T05
2019-04-03 00:43:30 C 10 18 53.03 +11 52 00.2 V W34
2019-04-03 00:58:14 C 10 18 52.51 +11 51 55.5 V W34
2019-04-03 01:14:44 C 10 18 51.94 +11 51 50.8 V W34
2019-04-03 01:28:58 C 10 18 51.45 +11 51 46.8 V W34
2019-04-03 13:19:05 C 10 18 30.68 +11 48 13.2 q D29
2019-04-03 13:43:55 C 10 18 29.82 +11 48 05.5 q D29
2019-04-03 14:08:44 C 10 18 28.96 +11 47 58.0 q D29
2019-04-04 04:30:12 C 10 18 06.27 +11 43 31.1 V G96
2019-04-04 04:47:46 C 10 18 05.69 +11 43 25.7 V G96
2019-04-04 04:56:01 C 10 18 05.43 +11 43 23.2 V G96
2019-04-04 05:04:17 C 10 18 05.16 +11 43 20.5 V G96
2019-04-04 09:04:02 C 10 17 58.58 +11 42 11.1 V T08
2019-04-04 09:11:18 C 10 17 58.39 +11 42 07.8 V T08
2019-04-04 09:31:06 C 10 17 57.73 +11 42 01.9 V T08
2019-04-04 09:41:34 C 10 17 57.40 +11 41 58.5 V T08
2019-04-06 09:30:46 C 10 16 54.49 +11 26 19.9 V T05
2019-04-06 09:36:13 C 10 16 54.31 +11 26 18.1 V T05
2019-04-06 09:55:28 C 10 16 53.85 +11 26 10.7 V T05
2019-04-06 10:06:21 C 10 16 53.57 +11 26 07.3 V T05
2019-04-07 05:53:44 C 10 16 34.598 +11 19 20.24 U F51
2019-04-07 06:08:39 C 10 16 34.260 +11 19 15.19 U F51
2019-04-07 06:38:31 C 10 16 33.579 +11 19 05.01 U F51
2019-04-09 09:15:46 C 10 15 53.65 +11 00 55.0 V T05
2019-04-09 09:28:49 C 10 15 53.55 +11 00 49.4 V T05
2019-04-09 09:41:49 C 10 15 53.32 +11 00 45.0 V T05
2019-04-09 09:54:58 C 10 15 53.07 +11 00 40.2 V T05
2019-04-11 08:52:38 C 10 15 35.15 +10 42 50.3 V T08
2019-04-11 09:05:18 C 10 15 35.04 +10 42 46.1 V T08
2019-04-11 09:18:41 C 10 15 34.91 +10 42 40.5 V T08
2019-04-11 09:31:12 C 10 15 34.81 +10 42 35.1 V T08
2019-04-27 08:26:41 C 10 22 20.59 +07 48 38.7 V T08