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
2020-09-07 21:10:41 C 00 29 26.88 -14 34 04.6 o K95
2020-09-07 21:22:38 C 00 29 26.52 -14 34 11.5 o K95
2020-09-07 23:54:55 C 00 29 21.58 -14 35 51.0 V 089
2020-09-07 23:57:30 C 00 29 21.51 -14 35 52.0 V 089
2020-09-08 00:00:06 C 00 29 21.42 -14 35 53.9 V 089
2020-09-08 00:02:42 C 00 29 21.32 -14 35 55.6 V 089
2020-09-08 00:05:18 C 00 29 21.25 -14 35 57.2 V 089
2020-09-08 00:10:30 C 00 29 21.07 -14 36 00.5 V 089
2020-09-08 00:13:06 C 00 29 21.01 -14 36 01.0 V 089
2020-09-08 00:15:42 C 00 29 20.92 -14 36 02.9 V 089
2020-09-08 22:58:04 C 00 28 39.11 -14 49 23.6 V 089
2020-09-08 23:03:16 C 00 28 38.89 -14 49 26.9 V 089
2020-09-08 23:05:52 C 00 28 38.81 -14 49 27.8 V 089
2020-09-08 23:08:28 C 00 28 38.75 -14 49 29.5 V 089
2020-09-08 23:11:04 C 00 28 38.65 -14 49 30.3 V 089
2020-09-08 23:13:40 C 00 28 38.54 -14 49 32.6 V 089
2020-09-08 23:16:16 C 00 28 38.46 -14 49 34.0 V 089
2020-09-08 23:18:52 C 00 28 38.38 -14 49 36.0 V 089
2020-09-08 23:21:28 C 00 28 38.30 -14 49 37.3 V 089
2020-09-09 10:49:42 C 00 28 16.509 -14 56 21.56 U F51
2020-09-09 11:06:10 C 00 28 15.937 -14 56 31.31 U F51
2020-09-09 11:22:38 C 00 28 15.368 -14 56 41.11 U F51
2020-09-09 11:39:08 C 00 28 14.796 -14 56 50.91 U F51
2020-09-09 12:52:45 C 00 28 12.24 -14 57 34.3 V T05
2020-09-09 12:57:27 C 00 28 12.07 -14 57 37.2 V T05
2020-09-09 13:47:50 C 00 28 10.33 -14 58 06.9 V T05
2020-09-09 14:28:51 C 00 28 08.93 -14 58 30.9 V T05
2020-09-10 10:48:04 C 00 27 29.10 -15 10 37.1 V T05
2020-09-10 10:52:41 C 00 27 28.94 -15 10 39.8 V T05
2020-09-10 10:56:43 C 00 27 28.79 -15 10 42.2 V T05
2020-09-10 11:06:00 C 00 27 28.46 -15 10 47.8 V T05
2020-09-10 22:48:15 C 00 27 04.48 -15 17 50.4 V 089
2020-09-10 22:53:25 C 00 27 04.34 -15 17 53.6 V 089
2020-09-10 22:56:00 C 00 27 04.21 -15 17 54.8 V 089
2020-09-10 22:58:35 C 00 27 04.12 -15 17 56.5 V 089
2020-09-10 23:01:10 C 00 27 04.04 -15 17 58.2 V 089
2020-09-10 23:03:45 C 00 27 03.94 -15 17 59.5 V 089
2020-09-10 23:06:20 C 00 27 03.83 -15 18 01.4 V 089
2020-09-10 23:08:56 C 00 27 03.74 -15 18 02.9 V 089
2020-09-11 06:30:11 C 00 26 48.74 -15 22 25.9 V 703
2020-09-11 06:37:42 C 00 26 48.45 -15 22 30.9 V 703
2020-09-11 06:45:12 C 00 26 48.18 -15 22 35.2 V 703
2020-09-11 09:15:57 C 00 26 43.00 -15 24 04.1 V T08
2020-09-11 09:23:16 C 00 26 42.73 -15 24 08.4 V T08
2020-09-11 09:26:34 C 00 26 42.60 -15 24 10.5 V T08
2020-09-11 09:36:34 C 00 26 42.23 -15 24 16.5 V T08
2020-09-13 02:14:02 C 00 25 13.87 -15 48 43.0 V X89
2020-09-13 02:15:29 C 00 25 13.81 -15 48 44.3 V X89
2020-09-13 10:23:14 C 00 24 55.32 -15 53 45.3 V T05
2020-09-13 10:27:13 C 00 24 55.16 -15 53 47.7 V T05