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
2025-04-29 18:31:02 C 11 26 07.96 +22 18 12.7 X D04
2025-04-29 18:33:46 C 11 26 08.08 +22 18 10.7 X D04
2025-04-29 20:57:27 C 11 26 13.882 +22 16 28.16 Z C23
2025-04-29 21:47:18 C 11 26 15.835 +22 15 52.85 Z C23
2025-04-29 22:21:51 C 11 26 17.174 +22 15 28.37 Z C23
2025-04-29 23:06:27 B 11 26 18.982 +22 14 57.41 q Y84
2025-04-29 23:12:41 C 11 26 19.00 +22 14 52.2 X C40
2025-04-29 23:15:29 C 11 26 19.10 +22 14 49.8 X C40
2025-04-29 23:16:09 B 11 26 19.363 +22 14 50.57 q Y84
2025-04-29 23:18:16 C 11 26 19.21 +22 14 47.9 X C40
2025-04-29 23:21:04 C 11 26 19.36 +22 14 46.0 X C40
2025-04-29 23:23:51 C 11 26 19.45 +22 14 44.1 X C40
2025-04-29 23:25:04 B 11 26 19.716 +22 14 44.23 q Y84
2025-04-29 23:26:38 C 11 26 19.54 +22 14 41.7 X C40
2025-04-29 23:29:25 C 11 26 19.66 +22 14 39.8 X C40
2025-04-29 23:32:13 C 11 26 19.79 +22 14 38.2 X C40
2025-04-29 23:35:00 C 11 26 19.91 +22 14 35.9 X C40
2025-04-29 23:37:47 C 11 26 20.00 +22 14 34.0 X C40
2025-04-29 23:40:35 C 11 26 20.14 +22 14 32.0 X C40
2025-04-29 23:43:22 C 11 26 20.23 +22 14 29.8 X C40
2025-04-30 17:24:56 C 11 27 04.25 +22 02 04.3 X D04
2025-04-30 17:29:25 C 11 27 04.50 +22 02 00.7 X D04
2025-04-30 17:33:55 C 11 27 04.64 +22 01 57.8 X D04
2025-04-30 17:38:24 C 11 27 04.80 +22 01 54.8 X D04
2025-04-30 17:42:54 C 11 27 04.94 +22 01 51.7 X D04
2025-04-30 17:47:24 C 11 27 05.16 +22 01 48.6 X D04
2025-04-30 17:51:54 C 11 27 05.32 +22 01 45.0 X D04
2025-04-30 17:56:23 C 11 27 05.51 +22 01 41.5 X D04
2025-04-30 18:00:42 C 11 27 05.69 +22 01 38.8 X D04
2025-04-30 18:04:50 C 11 27 05.81 +22 01 36.2 X D04
2025-04-30 18:08:57 C 11 27 06.00 +22 01 33.1 X D04
2025-04-30 18:13:05 C 11 27 06.17 +22 01 30.3 X D04
2025-04-30 20:17:04 B 11 27 11.249 +22 00 01.73 V L65
2025-04-30 20:21:15 B 11 27 11.402 +21 59 58.81 V L65
2025-04-30 20:25:26 B 11 27 11.566 +21 59 55.86 V L65
2025-04-30 21:26:27 C 11 27 14.011 +21 59 13.31 Z C23
2025-04-30 21:44:45 B 11 27 14.72 +21 59 00.5 V K85
2025-04-30 21:57:48 C 11 27 15.233 +21 58 51.02 Z C23
2025-04-30 21:59:20 B 11 27 15.30 +21 58 50.1 V K85
2025-04-30 22:51:48 B 11 27 17.467 +21 58 16.57 W J51
2025-04-30 22:58:55 B 11 27 17.741 +21 58 11.53 W J51
2025-04-30 23:07:03 B 11 27 18.072 +21 58 05.74 W J51
2025-05-01 19:08:20 B 11 28 07.96 +21 43 59.7 X G02
2025-05-01 19:14:30 B 11 28 08.22 +21 43 55.2 X G02
2025-05-01 19:20:40 B 11 28 08.47 +21 43 50.8 X G02
2025-05-02 07:46:47 C 11 28 39.389 +21 35 12.84 V T05
2025-05-02 07:51:20 C 11 28 39.547 +21 35 09.64 V T05
2025-05-02 08:00:29 C 11 28 39.929 +21 35 03.30 V T05
2025-05-02 08:14:57 C 11 28 40.490 +21 34 53.04 V T05
2025-05-02 20:34:16 B 11 29 11.518 +21 26 12.26 Z K35