461397 (2001 SD170)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5286307280 ± 5.84e-09
Semi-major axis (a)2.2751639984 AU ± 3.51e-10
Inclination (i)25.26151009° ± 2.00e-06
Long. of Asc. Node (Ω)196.97761295° ± 1.32e-06
Arg. of Perihelion (ω)215.95715734° ± 3.08e-06
Mean Anomaly (M)2.33443672° ± 8.96e-07
Mean Motion (n)0.2872058064°/day ± 6.64e-11
Perihelion dist (q)1.07244240 AU ± 1.33e-08
Aphelion dist (Q)3.47788560 AU ± 1.33e-08
Orbital Period3.43177701 yr ± 7.93e-10
Physical Parameters
H (abs. magnitude)18.21
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.185″
Uncertainty0
Orbit TypeAmor
MOID0.134315 AU
Observations Used704
Oppositions18
Arc Total2001-2026
First Observation Used2001-07-25
Last Observation Used2026-01-27
Observations (736)
Date Type RA Dec Mag Band Observatory
2025-08-25 09:19:49 C 23 30 31.738 +40 40 44.51 V G96
2025-08-25 09:27:56 C 23 30 32.054 +40 40 46.52 V G96
2025-08-25 09:36:03 C 23 30 32.396 +40 40 48.65 V G96
2025-08-25 09:44:09 C 23 30 32.724 +40 40 50.59 V G96
2025-08-28 11:05:29 C 23 33 58.366 +40 56 45.13 V T05
2025-08-28 11:17:26 C 23 33 58.894 +40 56 47.08 V T05
2025-08-28 11:29:23 C 23 33 59.386 +40 56 49.34 V T05
2025-08-28 11:41:20 C 23 33 59.887 +40 56 51.22 V T05
2025-08-31 03:12:28 C 23 37 06.864 +41 04 48.22 V R17
2025-08-31 03:33:05 C 23 37 07.781 +41 04 49.87 V R17
2025-08-31 03:53:07 C 23 37 08.657 +41 04 51.10 V R17
2025-08-31 04:05:00 C 23 37 09.204 +41 04 51.74 V R17
2025-09-02 10:33:40 C 23 39 59.950 +41 06 53.14 V T05
2025-09-02 10:36:56 C 23 40 00.151 +41 06 53.28 V T05
2025-09-02 10:41:38 C 23 40 00.374 +41 06 52.74 V T05
2025-09-02 10:59:07 C 23 40 01.210 +41 06 52.92 V T05
2025-09-05 01:37:57 C 23 43 28.728 +41 02 36.64 Z C23
2025-09-05 02:09:11 C 23 43 30.209 +41 02 32.17 Z C23
2025-09-05 10:18:26 C 23 43 59.287 +41 01 37.96 V T08
2025-09-05 10:22:24 C 23 43 59.472 +41 01 37.38 V T08
2025-09-05 10:31:16 C 23 43 59.923 +41 01 36.66 V T08
2025-09-05 11:02:25 C 23 44 01.550 +41 01 31.62 V T08
2025-09-06 11:32:22 C 23 45 27.799 +40 57 24.55 V T08
2025-09-06 11:36:22 C 23 45 28.018 +40 57 22.97 V T08
2025-09-06 12:18:24 C 23 45 30.178 +40 57 14.80 V T08
2025-09-06 13:00:17 C 23 45 32.546 +40 57 04.86 V T08
2025-09-08 09:29:44 C 23 48 18.519 +40 46 04.19 X F52
2025-09-08 09:45:16 C 23 48 19.391 +40 45 59.88 X F52
2025-09-08 10:00:51 C 23 48 20.266 +40 45 55.43 X F52
2025-09-08 10:26:22 C 23 48 21.713 +40 45 48.13 V T05
2025-09-08 10:28:19 C 23 48 21.821 +40 45 47.59 V T05
2025-09-08 10:35:36 C 23 48 22.265 +40 45 45.65 V T05
2025-09-08 11:04:40 C 23 48 23.892 +40 45 36.50 V T05
2025-09-09 10:04:41 C 23 49 53.422 +40 37 59.12 V T08
2025-09-09 10:08:44 C 23 49 53.688 +40 37 56.96 V T08
2025-09-09 10:12:47 C 23 49 53.911 +40 37 55.52 V T08
2025-09-09 10:41:18 C 23 49 55.567 +40 37 45.30 V T08
2025-09-10 11:09:15 C 23 51 33.437 +40 28 04.58 V T08
2025-09-10 11:14:42 C 23 51 33.749 +40 28 02.53 V T08
2025-09-10 11:39:16 C 23 51 35.278 +40 27 51.80 V T08
2025-09-10 11:46:57 C 23 51 35.705 +40 27 48.42 V T08
2025-09-11 10:05:33 C 23 53 09.142 +40 17 29.47 V T08
2025-09-11 10:09:31 C 23 53 09.389 +40 17 27.17 V T08
2025-09-11 10:17:00 C 23 53 09.862 +40 17 24.11 V T08
2025-09-11 10:31:07 C 23 53 10.716 +40 17 17.45 V T08
2025-09-11 12:02:51 C 23 53 16.438 +40 16 30.79 V T05
2025-09-11 12:06:47 C 23 53 16.658 +40 16 28.09 V T05
2025-09-11 12:14:08 C 23 53 17.158 +40 16 24.10 V T05
2025-09-11 12:27:57 C 23 53 18.017 +40 16 17.33 V T05
2025-09-12 10:05:42 C 23 54 52.243 +40 04 44.44 V T08