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
2022-02-22 21:59:01 v 1 006.40611 +52.19002 270
2022-02-22 22:26:25 V 05 57 21.39 +19 54 30.0 13.7 V 270
2022-02-22 22:26:25 v 1 006.40611 +52.19002 270
2022-02-22 23:50:25 C 05 57 51.05 +19 49 41.8 V C23
2022-02-22 23:53:42 C 05 57 52.19 +19 49 30.4 V C23
2022-02-22 23:56:39 C 05 57 53.24 +19 49 20.1 V C23
2022-02-23 00:00:15 C 05 57 54.52 +19 49 07.8 V C23
2022-02-23 06:48:01 C 06 00 23.99 +19 26 55.9 V T05
2022-02-23 06:53:21 C 06 00 25.78 +19 26 37.8 V T05
2022-02-23 07:03:52 C 06 00 29.33 +19 26 01.5 V T05
2022-02-23 07:18:08 C 06 00 34.14 +19 25 12.5 V T05
2022-02-23 17:51:20 C 06 04 26.22 +18 48 08.0 X K74
2022-02-23 17:58:41 C 06 04 28.79 +18 47 42.6 X K74
2022-02-23 17:59:55 C 06 04 29.21 +18 47 38.3 X K74
2022-02-23 18:00:35 C 06 04 27.43 +18 47 42.7 V C40
2022-02-23 18:01:08 C 06 04 29.63 +18 47 34.3 X K74
2022-02-23 18:01:16 C 06 04 27.67 +18 47 40.1 V C40
2022-02-23 18:01:45 C 06 04 29.84 +18 47 32.1 X K74
2022-02-23 18:02:21 C 06 04 30.04 +18 47 29.9 X K74
2022-02-23 18:02:41 C 06 04 28.16 +18 47 35.3 V C40
2022-02-23 18:02:59 C 06 04 30.25 +18 47 27.8 X K74
2022-02-23 18:03:35 C 06 04 30.47 +18 47 25.7 X K74
2022-02-23 18:04:13 C 06 04 30.68 +18 47 23.5 X K74
2022-02-23 18:17:15 C 06 04 33.19 +18 46 44.3 V C40
2022-02-23 18:18:39 C 06 04 33.67 +18 46 39.3 V C40
2022-02-23 18:19:22 C 06 04 33.91 +18 46 36.9 V C40
2022-02-23 18:35:52 C 06 04 39.62 +18 45 38.9 V C40
2022-02-23 18:36:33 C 06 04 39.86 +18 45 36.6 V C40
2022-02-23 18:37:58 C 06 04 40.34 +18 45 31.5 V C40
2022-02-23 18:38:39 C 06 04 40.58 +18 45 29.2 V C40
2022-02-23 18:39:23 C 06 04 40.83 +18 45 26.6 V C40
2022-02-23 18:40:05 C 06 04 41.08 +18 45 24.2 V C40
2022-02-23 18:43:37 C 06 04 42.30 +18 45 11.9 V C40
2022-02-23 18:46:27 C 06 04 43.28 +18 45 01.7 V C40
2022-02-23 18:47:08 C 06 04 43.52 +18 44 59.4 V C40
2022-02-23 18:47:51 C 06 04 43.77 +18 44 56.9 V C40
2022-02-23 18:48:34 C 06 04 44.02 +18 44 54.4 V C40
2022-02-23 18:49:16 C 06 04 44.26 +18 44 51.9 V C40
2022-02-23 18:49:58 C 06 04 44.50 +18 44 49.5 V C40
2022-02-23 18:50:41 C 06 04 44.75 +18 44 46.9 V C40
2022-02-23 18:51:23 C 06 04 45.00 +18 44 44.4 V C40
2022-02-23 18:52:49 C 06 04 45.48 +18 44 39.5 V C40
2022-02-23 18:54:56 C 06 04 46.22 +18 44 31.9 V C40
2022-02-23 18:55:39 C 06 04 46.47 +18 44 29.6 V C40
2022-02-23 18:56:20 C 06 04 46.71 +18 44 27.1 V C40
2022-02-23 18:57:46 C 06 04 47.21 +18 44 22.0 V C40
2022-02-23 19:02:01 C 06 04 48.68 +18 44 07.1 V C40
2022-02-23 19:02:42 C 06 04 48.92 +18 44 04.5 V C40
2022-02-23 19:04:49 C 06 04 49.65 +18 43 57.1 V C40
2022-02-23 19:07:33 C 06 04 50.60 +18 43 47.4 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)