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
2004-11-15 10:46:06 C 21 10 02.35 -23 21 22.3 r E12
2004-11-15 11:01:01 C 21 10 02.80 -23 21 19.7 r E12
2006-02-01 12:21:11 C 16 16 38.78 -13 08 18.6 r 703
2006-02-01 12:35:09 C 16 16 39.18 -13 08 18.7 r 703
2006-02-01 12:42:08 C 16 16 39.64 -13 08 18.0 r 703
2006-04-01 16:11:27 C 16 48 33.44 -12 09 24.4 r E12
2006-04-01 16:29:02 C 16 48 33.30 -12 09 22.9 r E12
2006-04-01 16:46:19 C 16 48 33.22 -12 09 21.3 r E12
2006-04-01 17:03:44 C 16 48 33.04 -12 09 19.7 r E12
2006-04-23 08:36:19 C 16 37 00.04 -11 09 36.6 r 703
2006-04-23 08:48:39 C 16 36 59.61 -11 09 35.3 r 703
2006-04-23 09:00:59 C 16 36 59.22 -11 09 34.2 r 703
2006-04-23 09:13:19 C 16 36 58.71 -11 09 33.0 r 703
2006-04-30 08:53:32 C 16 30 46.83 -10 50 32.0 r 703
2006-04-30 09:04:59 C 16 30 46.36 -10 50 30.9 r 703
2006-04-30 09:16:30 C 16 30 45.86 -10 50 29.4 r 703
2006-04-30 09:27:58 C 16 30 45.43 -10 50 28.7 r 703
2006-05-20 08:01:57 C 16 09 23.79 -10 06 55.0 r 703
2006-05-20 08:10:21 C 16 09 23.43 -10 06 54.9 r 703
2006-05-20 08:18:48 C 16 09 23.14 -10 06 54.1 r 703
2006-05-20 08:27:14 C 16 09 22.82 -10 06 53.7 r 703
2006-05-22 08:31:37 C 16 07 07.95 -10 03 51.1 c 691
2006-05-22 08:56:36 C 16 07 06.76 -10 03 49.6 c 691
2006-05-22 09:21:36 C 16 07 05.57 -10 03 48.2 c 691
2006-05-25 08:36:39 C 16 03 47.48 -09 59 54.2 r G96
2006-05-25 08:43:56 C 16 03 47.16 -09 59 53.8 r G96
2006-05-25 08:51:27 C 16 03 46.80 -09 59 53.5 r G96
2006-05-25 08:58:49 C 16 03 46.44 -09 59 53.0 r G96
2006-05-26 06:22:27 C 16 02 47.76 -09 58 51.8 c 704
2006-05-26 07:04:22 C 16 02 45.72 -09 58 49.3 c 704
2006-05-26 07:08:56 C 16 02 45.58 -09 58 48.8 c 691
2006-05-26 07:19:49 C 16 02 45.05 -09 58 46.2 c 704
2006-05-26 07:33:52 C 16 02 44.42 -09 58 47.6 c 691
2006-05-26 07:36:11 C 16 02 44.23 -09 58 48.2 c 704
2006-05-26 07:51:14 C 16 02 43.63 -09 58 47.9 c 704
2006-05-26 07:58:47 C 16 02 43.24 -09 58 46.4 c 691
2006-05-28 07:50:17 C 16 00 32.86 -09 56 43.8 r 703
2006-05-28 07:55:58 C 16 00 32.58 -09 56 43.7 r 703
2006-05-28 08:01:39 C 16 00 32.29 -09 56 43.0 r 703
2006-05-28 08:07:20 C 16 00 32.04 -09 56 43.0 r 703
2006-05-30 06:53:27 C 15 58 26.86 -09 55 02.9 c 691
2006-05-30 07:18:27 C 15 58 25.73 -09 55 02.1 c 691
2006-05-30 07:43:30 C 15 58 24.59 -09 55 01.3 c 691
2006-05-31 23:11:44 C 15 56 40.80 -09 53 52.7 17.6 c 958
2006-05-31 23:28:12 C 15 56 40.07 -09 53 53.7 18.3 c 958
2006-05-31 23:44:42 C 15 56 39.37 -09 53 52.7 18.0 c 958
2006-06-05 06:21:20 C 15 52 19.66 -09 52 06.4 c 704
2006-06-05 07:25:44 C 15 52 16.80 -09 52 04.1 c 704
2006-06-05 07:51:13 C 15 52 15.75 -09 52 05.5 c 704
2006-06-16 06:17:38 C 15 42 34.89 -09 55 24.6 o 699