887 Alinda (A918 AA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5711699949 ± 1.90e-09
Semi-major axis (a)2.4736287789 AU ± 5.48e-10
Inclination (i)9.40006250° ± 4.27e-07
Long. of Asc. Node (Ω)110.40587156° ± 1.60e-06
Arg. of Perihelion (ω)350.53450784° ± 1.66e-06
Mean Anomaly (M)81.54059221° ± 2.04e-07
Mean Motion (n)0.2533439215°/day ± 8.42e-11
Perihelion dist (q)1.06076624 AU ± 4.72e-09
Aphelion dist (Q)3.88649132 AU ± 4.79e-09
Orbital Period3.89046746 yr ± 1.29e-09
Physical Parameters
H (abs. magnitude)13.82
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.189″
Uncertainty0
Orbit TypeAmor
MOID0.079551 AU
Observations Used5556
Gaia Obs Used114
Oppositions74
Arc Total1918-2025
First Observation Used1918-02-03
Last Observation Used2025-08-27
Observations (6319)
Date Type RA Dec Mag Band Observatory
2020-10-23 09:01:46 C 23 37 06.17 -23 00 39.9 V T05
2020-10-23 09:11:19 C 23 37 05.75 -23 00 40.9 V T05
2020-10-23 09:25:30 C 23 37 05.13 -23 00 42.4 V T05
2020-10-23 09:30:47 C 23 37 04.90 -23 00 42.9 V T05
2020-10-25 07:08:20 C 23 35 17.72 -23 04 55.6 V T08
2020-10-25 07:10:59 C 23 35 17.62 -23 04 55.7 V T08
2020-10-25 07:17:36 C 23 35 17.35 -23 04 56.2 V T08
2020-10-25 07:24:54 C 23 35 17.05 -23 04 56.8 V T08
2020-11-01 08:58:50 C 23 29 56.44 -23 04 42.0 V T05
2020-11-01 09:10:04 C 23 29 56.13 -23 04 40.9 V T05
2020-11-01 09:15:24 C 23 29 55.98 -23 04 40.7 V T05
2020-11-01 09:39:52 C 23 29 55.31 -23 04 38.6 V T05
2020-11-04 07:21:43 C 23 28 23.843 -22 57 30.62 U F51
2020-11-04 07:38:13 C 23 28 23.477 -22 57 28.43 U F51
2020-11-04 07:54:42 C 23 28 23.111 -22 57 25.66 U F51
2020-11-04 07:54:48 C 23 28 23.11 -22 57 26.2 V T05
2020-11-04 07:59:26 C 23 28 23.01 -22 57 25.6 V T05
2020-11-04 08:07:20 C 23 28 22.84 -22 57 24.5 V T05
2020-11-04 08:11:11 C 23 28 22.751 -22 57 23.99 U F51
2020-11-04 08:24:28 C 23 28 22.46 -22 57 22.2 V T05
2020-11-06 12:33:01 C 23 27 29.97 -22 49 15.7 q Q68
2020-11-06 12:35:12 C 23 27 29.94 -22 49 15.4 q Q68
2020-11-06 12:37:22 C 23 27 29.90 -22 49 15.0 q Q68
2020-11-06 12:39:34 C 23 27 29.87 -22 49 14.6 q Q68
2020-11-06 13:13:44 C 23 27 29.28 -22 49 08.2 q Q68
2020-11-06 13:15:59 C 23 27 29.26 -22 49 07.8 q Q68
2020-11-06 13:18:10 C 23 27 29.22 -22 49 07.6 q Q68
2020-11-06 13:20:21 C 23 27 29.19 -22 49 07.0 q Q68
2020-11-08 07:52:25 C 23 26 57.25 -22 41 11.9 V T05
2020-11-08 07:57:01 C 23 26 57.18 -22 41 11.4 V T05
2020-11-08 08:04:56 C 23 26 57.07 -22 41 09.6 V T05
2020-11-08 08:20:08 C 23 26 56.86 -22 41 06.3 V T05
2020-11-10 07:17:41 C 23 26 32.59 -22 30 33.5 V T08
2020-11-10 07:22:20 C 23 26 32.55 -22 30 32.3 V T08
2020-11-10 07:32:17 C 23 26 32.45 -22 30 29.8 V T08
2020-11-10 07:48:53 C 23 26 32.30 -22 30 25.7 V T08
2020-11-10 11:13:43 C 23 26 31.04 -22 29 26.9 q Q68
2020-11-10 11:15:54 C 23 26 31.05 -22 29 26.2 q Q68
2020-11-10 11:18:06 C 23 26 31.02 -22 29 25.7 q Q68
2020-11-10 11:20:17 C 23 26 31.00 -22 29 25.1 q Q68
2020-11-10 12:17:17 C 23 26 30.50 -22 29 10.7 q Q68
2020-11-10 12:19:29 C 23 26 30.47 -22 29 10.2 q Q68
2020-11-10 12:21:42 C 23 26 30.45 -22 29 09.6 q Q68
2020-11-10 12:23:53 C 23 26 30.42 -22 29 09.0 q Q68
2020-11-11 11:05:50 C 23 26 23.60 -22 23 22.9 q Q68
2020-11-11 11:08:02 C 23 26 23.58 -22 23 22.3 q Q68
2020-11-11 11:10:14 C 23 26 23.57 -22 23 21.7 q Q68
2020-11-11 11:12:25 C 23 26 23.56 -22 23 21.2 q Q68
2020-11-11 11:57:50 C 23 26 23.26 -22 23 08.8 q Q68
2020-11-11 12:00:01 C 23 26 23.25 -22 23 08.3 q Q68