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
2025-04-17 02:03:29 B 11 14 33.48 +25 57 39.2 X W39
2025-04-17 02:05:30 B 11 14 33.54 +25 57 38.3 X W39
2025-04-17 02:07:30 B 11 14 33.59 +25 57 36.4 X W39
2025-04-17 02:09:31 B 11 14 33.71 +25 57 35.4 X W39
2025-04-17 02:11:31 B 11 14 33.73 +25 57 33.8 X W39
2025-04-17 15:42:44 B 11 15 02.142 +25 47 38.22 Z O40
2025-04-17 16:14:04 B 11 15 03.158 +25 47 14.86 Z O40
2025-04-17 16:37:22 B 11 15 03.911 +25 46 57.53 Z O40
2025-04-17 16:59:06 C 11 15 05.36 +25 46 37.8 X D04
2025-04-17 17:00:57 C 11 15 05.37 +25 46 37.7 X D04
2025-04-17 17:02:43 C 11 15 05.42 +25 46 36.6 X D04
2025-04-17 17:04:24 C 11 15 05.46 +25 46 35.3 X D04
2025-04-17 17:06:03 C 11 15 05.49 +25 46 33.0 X D04
2025-04-17 17:09:23 C 11 15 05.66 +25 46 31.0 X D04
2025-04-17 17:11:03 C 11 15 05.76 +25 46 29.4 X D04
2025-04-17 21:32:53 C 11 15 14.38 +25 43 17.6 X C40
2025-04-17 21:35:17 C 11 15 14.46 +25 43 15.9 X C40
2025-04-17 21:37:42 C 11 15 14.55 +25 43 14.1 X C40
2025-04-17 21:40:07 C 11 15 14.63 +25 43 12.2 X C40
2025-04-17 21:42:31 C 11 15 14.71 +25 43 10.5 X C40
2025-04-17 21:44:55 C 11 15 14.78 +25 43 08.6 X C40
2025-04-17 21:47:20 C 11 15 14.87 +25 43 07.0 X C40
2025-04-17 21:49:45 C 11 15 14.95 +25 43 05.1 X C40
2025-04-17 21:52:03 C 11 15 15.03 +25 43 03.3 X C40
2025-04-17 21:54:15 C 11 15 15.10 +25 43 01.8 X C40
2025-04-17 21:56:27 C 11 15 15.18 +25 43 00.2 X C40
2025-04-17 21:58:39 C 11 15 15.26 +25 42 58.5 X C40
2025-04-18 21:16:47 C 11 16 05.765 +25 25 54.77 Z C23
2025-04-18 22:00:12 C 11 16 07.231 +25 25 23.09 Z C23
2025-04-18 22:19:16 C 11 16 07.884 +25 25 09.01 Z C23
2025-04-19 17:49:48 C 11 16 50.63 +25 10 55.8 X D04
2025-04-19 17:52:18 C 11 16 50.78 +25 10 54.2 X D04
2025-04-19 17:54:48 C 11 16 50.82 +25 10 52.1 X D04
2025-04-19 17:57:17 C 11 16 50.91 +25 10 50.3 X D04
2025-04-19 17:59:47 C 11 16 50.98 +25 10 48.6 X D04
2025-04-19 18:02:18 C 11 16 51.06 +25 10 46.7 X D04
2025-04-19 18:04:47 C 11 16 51.18 +25 10 45.2 X D04
2025-04-19 18:07:18 C 11 16 51.25 +25 10 43.4 X D04
2025-04-19 18:09:41 C 11 16 51.33 +25 10 41.6 X D04
2025-04-19 18:11:58 C 11 16 51.39 +25 10 39.5 X D04
2025-04-19 18:14:16 C 11 16 51.48 +25 10 37.4 X D04
2025-04-19 18:16:34 C 11 16 51.56 +25 10 36.2 X D04
2025-04-19 19:58:05 B 11 16 55.274 +25 09 20.95 V L65
2025-04-19 20:02:16 B 11 16 55.418 +25 09 17.93 V L65
2025-04-19 20:06:28 B 11 16 55.567 +25 09 14.87 V L65
2025-04-19 20:10:39 B 11 16 55.735 +25 09 12.17 Z K35
2025-04-19 20:11:41 B 11 16 55.759 +25 09 11.52 Z K35
2025-04-19 20:12:41 B 11 16 55.786 +25 09 10.87 Z K35
2025-04-19 20:13:43 B 11 16 55.824 +25 09 10.01 Z K35
2025-04-20 02:12:38 B 11 17 08.58 +25 04 58.9 X X76