153591 (2001 SN263)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4799501702 ± 1.35e-09
Semi-major axis (a)1.9877627834 AU ± 8.82e-11
Inclination (i)6.69249029° ± 3.51e-07
Long. of Asc. Node (Ω)325.70895525° ± 1.05e-06
Arg. of Perihelion (ω)173.05863055° ± 1.30e-06
Mean Anomaly (M)124.08081465° ± 3.30e-07
Mean Motion (n)0.3516943922°/day ± 2.34e-11
Perihelion dist (q)1.03373570 AU ± 2.68e-09
Aphelion dist (Q)2.94178987 AU ± 2.69e-09
Orbital Period2.80250782 yr ± 1.87e-10
Physical Parameters
H (abs. magnitude)17.11
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.171″
Uncertainty0
Orbit TypeAmor
MOID0.047787 AU
Observations Used3293
Radar Obs Used3
Oppositions21
Arc Total1990-2025
First Observation Used1990-09-25
Last Observation Used2025-06-05
Observations (4048)
Date Type RA Dec Mag Band Observatory
2022-05-07 13:20:09 C 11 54 13.27 -20 31 38.6 q Q68
2022-05-07 13:24:35 C 11 54 13.51 -20 31 37.3 q Q68
2022-05-07 13:26:49 C 11 54 13.81 -20 31 37.7 q Q68
2022-05-07 13:57:23 C 11 54 16.13 -20 31 35.4 q Q68
2022-05-07 13:59:39 C 11 54 16.39 -20 31 34.8 q Q68
2022-05-07 14:01:53 C 11 54 16.50 -20 31 34.4 q Q68
2022-05-07 14:04:06 C 11 54 16.73 -20 31 33.7 q Q68
2022-05-10 02:16:54 C 11 59 19.810 -20 28 38.32 V W68
2022-05-10 02:22:33 C 11 59 20.258 -20 28 37.85 V W68
2022-05-10 02:32:27 C 11 59 21.029 -20 28 37.34 V W68
2022-05-10 02:47:15 C 11 59 22.186 -20 28 36.34 V W68
2022-05-10 04:51:42 C 11 59 32.680 -20 28 48.50 V 703
2022-05-10 04:59:23 C 11 59 33.270 -20 28 48.29 V 703
2022-05-10 05:07:04 C 11 59 33.893 -20 28 47.93 V 703
2022-05-10 05:14:45 C 11 59 34.498 -20 28 47.35 V 703
2022-05-10 09:18:57 C 11 59 54.96 -20 28 15.5 q E89
2022-05-10 09:34:56 C 11 59 56.15 -20 28 14.7 q E89
2022-05-10 09:51:33 C 11 59 57.50 -20 28 13.7 q E89
2022-05-10 10:05:49 C 11 59 58.61 -20 28 13.3 q E89
2022-05-21 20:49:57 C 12 22 00.209 -20 19 04.76 t A16
2022-05-21 21:09:40 C 12 22 01.697 -20 19 03.68 t A16
2022-05-21 21:31:27 C 12 22 03.324 -20 19 03.68 t A16
2022-05-26 01:51:25 C 12 29 49.646 -20 17 42.14 V W68
2022-05-26 01:58:15 C 12 29 50.141 -20 17 42.22 V W68
2022-05-26 02:09:54 C 12 29 51.007 -20 17 41.78 V W68
2022-05-26 02:30:18 C 12 29 52.502 -20 17 41.64 V W68
2022-05-27 02:33:21 C 12 31 43.344 -20 17 40.06 V W68
2022-05-27 02:39:28 C 12 31 43.838 -20 17 40.38 V W68
2022-05-27 02:48:26 C 12 31 44.482 -20 17 39.91 V W68
2022-05-27 02:49:09 C 12 31 44.508 -20 17 40.06 V W68
2022-05-27 02:54:06 C 12 31 44.890 -20 17 39.70 V W68
2022-05-27 03:03:53 C 12 31 45.612 -20 17 39.08 V W68
2022-05-27 03:06:13 C 12 31 45.754 -20 17 39.30 V W68
2022-05-27 03:24:13 C 12 31 47.124 -20 17 40.13 V W68
2022-05-27 05:11:58 C 12 31 55.574 -20 17 53.12 V 703
2022-05-27 05:20:04 C 12 31 56.071 -20 17 53.81 V 703
2022-05-27 05:28:11 C 12 31 56.755 -20 17 53.12 V 703
2022-05-27 05:36:17 C 12 31 57.356 -20 17 52.58 V 703
2022-05-31 04:33:12 C 12 39 12.799 -20 18 43.09 U I41
2022-05-31 05:07:08 C 12 39 15.174 -20 18 43.16 V 703
2022-05-31 05:07:20 C 12 39 15.300 -20 18 43.60 U I41
2022-05-31 05:14:27 C 12 39 15.707 -20 18 43.42 V 703
2022-05-31 05:21:47 C 12 39 16.265 -20 18 43.60 V 703
2022-05-31 05:29:05 C 12 39 16.801 -20 18 43.52 V 703
2022-06-02 04:57:32 C 12 42 53.350 -20 19 43.50 U I41
2022-06-02 05:35:53 C 12 42 56.141 -20 19 44.11 U I41
2022-06-08 04:39:02 C 12 53 44.640 -20 25 03.40 U I41
2022-06-08 05:34:53 C 12 53 48.670 -20 25 05.99 U I41
2022-06-19 01:02:10 C 13 13 14.546 -20 42 54.32 V W68
2022-06-19 01:06:05 C 13 13 14.875 -20 42 54.54 V W68
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2008-02-12 00:46:00 74376743.286 50 us 2380 -1 -1
2022-02-22 05:50:00 105008239.98 10 us 8560 -14 -14
2022-02-23 01:00:00 104031851.77 10 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)