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
2023-02-03 03:35:17 C 03 13 53.227 +24 39 02.20 V G96
2023-02-03 03:42:51 C 03 13 53.987 +24 39 04.00 V G96
2023-02-03 03:50:24 C 03 13 54.696 +24 39 05.44 V G96
2023-02-19 02:44:47 C 03 54 54.346 +25 58 01.38 V G96
2023-02-19 02:53:40 C 03 54 55.350 +25 58 02.60 V G96
2023-02-19 03:02:34 C 03 54 56.308 +25 58 04.40 V G96
2025-10-27 11:50:30 C 09 16 30.068 +20 19 27.62 V G96
2025-10-27 11:56:40 C 09 16 30.814 +20 19 25.61 V G96
2025-10-27 12:02:50 C 09 16 31.562 +20 19 23.05 V G96
2025-10-27 12:08:59 C 09 16 32.297 +20 19 20.17 V G96
2025-10-29 20:52:04 C 09 23 09.630 +19 54 29.21 W O18
2025-10-29 22:05:24 C 09 23 18.066 +19 53 57.23 W O18
2025-12-24 13:47:14 C 11 39 02.371 +08 48 17.56 X F51
2025-12-24 14:04:37 C 11 39 03.796 +08 48 09.27 X F51
2025-12-24 14:22:03 C 11 39 05.218 +08 48 00.81 X F51
2025-12-24 14:39:34 C 11 39 06.641 +08 47 52.31 X F51
2025-12-25 14:59:06 C 11 41 09.917 +08 36 06.40 X F51
2025-12-25 15:14:32 C 11 41 11.169 +08 35 58.97 X F51
2025-12-25 15:29:58 C 11 41 12.410 +08 35 51.46 X F51
2025-12-25 15:45:23 C 11 41 13.653 +08 35 44.06 X F51