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
2026-01-06 22:20:31 C 06 39 52.248 -51 39 30.46 V M22
2026-01-06 22:29:42 C 06 39 52.330 -51 39 21.82 V M22
2026-01-06 22:32:58 C 06 39 52.378 -51 39 17.71 V M22
2026-01-06 23:18:25 C 06 39 52.982 -51 38 30.55 V M22
2026-01-06 23:21:41 C 06 39 52.956 -51 38 27.67 V M22
2026-01-06 23:26:15 C 06 39 52.954 -51 38 21.77 V M22
2026-01-06 23:36:14 C 06 39 52.992 -51 38 12.95 V M22
2026-01-12 03:55:31 C 06 42 03.146 -49 20 40.13 V W68
2026-01-12 03:59:30 C 06 42 03.175 -49 20 35.66 V W68
2026-01-12 04:13:36 C 06 42 03.338 -49 20 18.31 V W68
2026-01-12 04:27:11 C 06 42 03.468 -49 20 03.30 V W68
2026-01-15 03:56:37 C 06 43 22.272 -47 53 45.06 V W68
2026-01-15 04:10:47 C 06 43 22.476 -47 53 27.38 V W68
2026-01-15 04:15:02 C 06 43 22.522 -47 53 22.45 V W68
2026-01-15 04:31:18 C 06 43 22.757 -47 53 02.44 V W68
2026-01-18 04:11:23 C 06 44 47.436 -46 21 29.23 V W68
2026-01-18 04:15:22 C 06 44 47.431 -46 21 24.44 V W68
2026-01-18 04:29:35 C 06 44 47.633 -46 21 05.11 V W68
2026-01-18 04:45:42 C 06 44 47.981 -46 20 43.62 V W68
2026-01-18 21:30:22 C 06 45 09.072 -45 58 38.32 V M22
2026-01-18 21:34:56 C 06 45 09.161 -45 58 32.92 V M22
2026-01-18 21:50:05 C 06 45 09.396 -45 58 12.94 V M22
2026-01-18 21:57:56 C 06 45 09.586 -45 58 02.21 V M22
2026-01-21 22:03:30 C 06 46 44.338 -44 20 05.82 V M22
2026-01-21 22:08:44 C 06 46 44.443 -44 19 58.62 V M22
2026-01-21 22:17:16 C 06 46 44.575 -44 19 46.78 V M22
2026-01-21 23:08:27 C 06 46 45.576 -44 18 34.63 V M22
2026-01-24 21:50:18 C 06 48 28.200 -42 38 24.40 V M22
2026-01-24 21:54:51 C 06 48 28.262 -42 38 17.20 V M22
2026-01-24 22:04:02 C 06 48 28.507 -42 38 03.16 V M22
2026-01-24 22:52:17 C 06 48 29.419 -42 36 53.86 V M22
2026-01-27 21:42:39 C 06 50 22.346 -40 52 54.95 V M22
2026-01-27 22:03:53 C 06 50 22.910 -40 52 23.09 V M22
2026-01-27 22:53:12 C 06 50 24.139 -40 51 08.86 V M22
2026-01-27 22:57:47 C 06 50 24.202 -40 51 01.51 V M22
2026-01-27 23:05:15 C 06 50 24.326 -40 50 49.81 V M22