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
2022-03-28 17:33:14 C 10 02 28.74 -17 35 29.4 V C40
2022-03-28 17:33:56 C 10 02 28.86 -17 35 30.0 V C40
2022-03-28 17:38:44 C 10 02 29.69 -17 35 34.5 V C40
2022-03-28 17:39:26 C 10 02 29.81 -17 35 35.1 V C40
2022-03-28 18:02:12 C 10 02 33.74 -17 35 55.9 V C40
2022-03-28 18:02:53 C 10 02 33.87 -17 35 56.4 V C40
2022-03-28 18:06:10 C 10 02 34.42 -17 35 59.4 V C40
2022-03-28 18:07:36 C 10 02 34.67 -17 36 00.8 V C40
2022-03-28 18:11:07 C 10 02 35.27 -17 36 03.9 V C40
2022-03-28 18:15:22 C 10 02 36.01 -17 36 07.8 V C40
2022-03-28 18:16:48 C 10 02 36.25 -17 36 09.1 V C40
2022-03-28 18:17:29 C 10 02 36.37 -17 36 09.7 V C40
2022-03-28 18:18:55 C 10 02 36.61 -17 36 11.0 V C40
2022-03-28 18:19:36 C 10 02 36.74 -17 36 11.7 V C40
2022-03-28 18:20:19 C 10 02 36.86 -17 36 12.3 V C40
2022-03-28 18:21:03 C 10 02 36.98 -17 36 13.0 V C40
2022-03-28 18:22:27 C 10 02 37.22 -17 36 14.2 V C40
2022-03-28 18:24:34 C 10 02 37.59 -17 36 16.2 V C40
2022-03-28 18:25:18 C 10 02 37.71 -17 36 16.7 V C40
2022-03-28 18:28:08 C 10 02 38.20 -17 36 19.4 V C40
2022-03-28 18:28:50 C 10 02 38.32 -17 36 19.9 V C40
2022-03-28 18:32:23 C 10 02 38.93 -17 36 23.2 V C40
2022-03-28 18:33:47 C 10 02 39.18 -17 36 24.5 V C40
2022-03-29 03:34:04 C 10 04 15.90 -17 43 27.4 V W68
2022-03-29 03:40:45 C 10 04 17.02 -17 43 33.1 V W68
2022-03-29 03:49:19 C 10 04 18.46 -17 43 40.3 V W68
2022-03-29 04:10:13 C 10 04 21.97 -17 43 58.0 V W68
2022-03-30 16:41:58 C 10 10 49.83 -18 14 24.4 V C40
2022-03-30 16:46:56 C 10 10 50.64 -18 14 28.3 V C40
2022-03-30 16:47:39 C 10 10 50.75 -18 14 28.7 V C40
2022-03-30 16:51:10 C 10 10 51.32 -18 14 31.7 V C40
2022-03-30 16:56:07 C 10 10 52.13 -18 14 35.4 V C40
2022-03-30 17:02:29 C 10 10 53.18 -18 14 40.5 V C40
2022-03-30 17:06:43 C 10 10 53.86 -18 14 43.8 V C40
2022-03-30 17:08:50 C 10 10 54.21 -18 14 45.4 V C40
2022-03-30 17:42:44 C 10 10 59.70 -18 15 11.6 V C40
2022-03-30 17:46:58 C 10 11 00.39 -18 15 14.8 V C40
2022-03-30 17:47:42 C 10 11 00.51 -18 15 15.4 V C40
2022-03-30 17:54:03 C 10 11 01.53 -18 15 20.3 V C40
2022-03-30 17:56:10 C 10 11 01.87 -18 15 21.9 V C40
2022-03-30 17:56:53 C 10 11 02.00 -18 15 22.3 V C40
2022-03-30 17:59:00 C 10 11 02.33 -18 15 24.1 V C40
2022-03-30 18:01:07 C 10 11 02.67 -18 15 25.7 V C40
2022-03-30 18:01:48 C 10 11 02.79 -18 15 26.2 V C40
2022-03-30 18:02:32 C 10 11 02.91 -18 15 26.7 V C40
2022-03-30 18:08:53 C 10 11 03.93 -18 15 31.5 V C40
2022-03-30 18:28:11 C 10 11 07.03 -18 15 46.2 V C40
2022-03-30 18:28:54 C 10 11 07.16 -18 15 46.7 V C40
2022-03-30 18:30:18 C 10 11 07.38 -18 15 47.8 V C40
2022-03-30 18:37:22 C 10 11 08.52 -18 15 52.9 V C40
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)