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
2020-09-27 21:27:59 C 00 08 47.13 -19 20 39.7 V 089
2020-09-27 21:30:35 C 00 08 47.01 -19 20 41.2 V 089
2020-09-27 21:33:11 C 00 08 46.88 -19 20 43.0 V 089
2020-09-27 21:35:47 C 00 08 46.73 -19 20 44.1 V 089
2020-09-27 21:38:23 C 00 08 46.63 -19 20 45.5 V 089
2020-09-27 21:40:59 C 00 08 46.42 -19 20 46.5 V 089
2020-09-27 21:43:34 C 00 08 46.32 -19 20 48.7 V 089
2020-09-28 08:48:35 C 00 08 11.06 -19 26 53.4 V T08
2020-09-28 08:51:16 C 00 08 10.91 -19 26 54.9 V T08
2020-09-28 08:57:53 C 00 08 10.54 -19 26 58.7 V T08
2020-10-03 10:56:47 C 00 01 30.670 -20 30 39.73 U F51
2020-10-03 11:25:36 C 00 01 28.996 -20 30 53.63 U F51
2020-10-03 11:39:58 C 00 01 28.166 -20 31 00.57 U F51
2020-10-03 11:46:25 C 00 01 27.79 -20 31 03.5 V T05
2020-10-03 11:51:03 C 00 01 27.52 -20 31 05.9 V T05
2020-10-03 12:00:22 C 00 01 26.98 -20 31 10.3 V T05
2020-10-03 12:01:02 C 00 01 26.94 -20 31 10.7 V T05
2020-10-03 12:07:07 C 00 01 26.59 -20 31 13.6 V T05
2020-10-03 12:14:35 C 00 01 26.17 -20 31 17.2 V T05
2020-10-03 12:15:15 C 00 01 26.13 -20 31 17.5 V T05
2020-10-03 13:01:20 C 00 01 23.47 -20 31 39.6 V T05
2020-10-04 02:27:39 C 00 00 39.61 -20 38 12.7 V W33
2020-10-04 02:38:20 C 00 00 39.00 -20 38 17.9 V W33
2020-10-04 02:49:01 C 00 00 38.37 -20 38 23.2 V W33
2020-10-04 10:21:43 C 00 00 12.87 -20 41 58.2 V T05
2020-10-04 10:26:21 C 00 00 12.60 -20 42 00.6 V T05
2020-10-04 10:35:34 C 00 00 12.06 -20 42 04.9 V T05
2020-10-04 10:52:07 C 00 00 11.10 -20 42 12.8 V T05
2020-10-05 09:58:35 C 23 58 54.251 -20 53 02.51 U F51
2020-10-05 10:04:43 C 23 58 53.88 -20 53 05.2 V T08
2020-10-05 10:10:03 C 23 58 53.58 -20 53 07.5 V T08
2020-10-05 10:14:01 C 23 58 53.350 -20 53 09.49 U F51
2020-10-05 10:18:00 C 23 58 53.11 -20 53 11.1 V T08
2020-10-05 10:29:28 C 23 58 52.461 -20 53 16.53 U F51
2020-10-05 10:44:57 C 23 58 51.543 -20 53 23.70 U F51
2020-10-05 11:06:26 C 23 58 50.29 -20 53 33.3 V T08
2020-10-06 06:19:03 C 23 57 46.59 -21 02 18.9 V 703
2020-10-06 06:26:50 C 23 57 46.14 -21 02 22.4 V 703
2020-10-06 06:34:37 C 23 57 45.70 -21 02 25.8 V 703
2020-10-06 06:42:24 C 23 57 45.23 -21 02 29.2 V 703
2020-10-07 09:42:13 C 23 56 15.42 -21 14 18.6 V T05
2020-10-07 09:47:33 C 23 56 15.11 -21 14 20.7 V T05
2020-10-07 09:55:27 C 23 56 14.64 -21 14 24.2 V T05
2020-10-07 10:12:10 C 23 56 13.67 -21 14 31.3 V T05
2020-10-09 09:39:51 C 23 53 36.80 -21 34 05.7 V T08
2020-10-09 09:44:29 C 23 53 36.54 -21 34 07.5 V T08
2020-10-09 09:53:50 C 23 53 36.00 -21 34 11.2 V T08
2020-10-09 10:07:57 C 23 53 35.18 -21 34 16.6 V T08
2020-10-09 14:09:38 C 23 53 21.91 -21 35 42.3 q Q68
2020-10-09 14:11:49 C 23 53 21.78 -21 35 43.3 q Q68