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
2017-01-02 04:58:27 C 23 34 55.86 -12 29 07.8 L T05
2017-01-02 05:08:04 C 23 34 56.66 -12 29 01.7 L T05
2017-01-02 05:40:11 C 23 34 59.23 -12 28 38.5 L T05
2017-01-09 01:40:03 C 23 48 58.26 -10 29 35.6 q 703
2017-01-09 01:47:59 C 23 48 58.96 -10 29 29.6 q 703
2017-01-09 01:55:58 C 23 48 59.66 -10 29 23.3 q 703
2017-01-09 02:03:52 C 23 49 00.34 -10 29 17.2 q 703
2017-01-10 04:51:28 C 23 51 23.42 -10 08 58.2 L T05
2017-01-10 04:55:48 C 23 51 23.81 -10 08 54.6 L T05
2017-01-10 05:04:40 C 23 51 24.63 -10 08 47.5 L T05
2017-01-10 05:17:55 C 23 51 25.76 -10 08 37.5 L T05
2017-01-20 17:36:48 C 00 15 15.29 -06 45 30.2 U 130
2017-01-20 17:39:55 C 00 15 15.58 -06 45 27.7 U 130
2017-01-20 17:41:37 C 00 15 15.74 -06 45 26.3 U 130
2017-01-20 17:44:30 C 00 15 16.04 -06 45 23.6 U 130
2017-01-20 18:59:08 C 00 15 23.29 -06 44 20.7 q 160
2017-01-20 19:01:04 C 00 15 23.59 -06 44 17.7 q 160
2017-01-20 19:03:06 C 00 15 23.77 -06 44 16.9 q 160
2017-01-27 05:15:40 C 00 31 11.76 -04 29 37.9 L T05
2017-01-27 05:27:01 C 00 31 12.97 -04 29 27.6 L T05
2017-01-27 05:38:27 C 00 31 14.17 -04 29 17.2 L T05
2017-01-27 05:54:16 C 00 31 15.82 -04 29 03.3 L T05
2017-02-04 05:32:02 C 00 52 14.94 -01 31 16.8 L T05
2017-02-04 05:43:11 C 00 52 16.18 -01 31 06.1 L T05
2017-02-04 05:50:38 C 00 52 17.02 -01 30 59.2 L T05
2017-02-04 06:08:42 C 00 52 19.06 -01 30 41.9 L T05
2017-02-14 18:37:37 C 01 22 20.90 +02 39 15.8 q 160
2017-02-14 18:40:10 C 01 22 21.22 +02 39 18.3 q 160
2017-02-14 18:42:44 C 01 22 21.54 +02 39 20.6 q 160
2017-02-20 05:18:15 C 01 39 01.52 +04 54 26.6 L T05
2017-02-20 05:24:50 C 01 39 02.36 +04 54 33.2 L T05
2017-02-20 05:36:25 C 01 39 03.84 +04 54 45.3 L T05
2017-02-20 05:53:07 C 01 39 05.99 +04 55 02.9 L T05
2017-03-11 01:25:54 C 02 43 26.76 +12 55 41.1 q H45
2017-03-11 01:27:18 C 02 43 26.99 +12 55 42.8 q H45
2017-03-11 01:28:34 C 02 43 27.17 +12 55 44.2 q H45
2017-03-11 01:29:46 C 02 43 27.35 +12 55 45.0 q H45
2017-03-11 01:30:52 C 02 43 27.53 +12 55 46.7 q H45
2017-03-11 01:32:19 C 02 43 27.75 +12 55 48.0 q H45
2017-03-19 02:40:20 C 03 14 26.16 +16 16 27.6 q G96
2017-03-19 02:46:26 C 03 14 27.16 +16 16 33.7 q G96
2017-03-19 02:52:32 C 03 14 28.17 +16 16 39.9 q G96
2017-03-19 02:58:37 C 03 14 29.18 +16 16 46.1 q G96
2017-03-21 05:56:30 C 03 23 01.43 +17 07 56.0 L T05
2017-03-21 06:12:17 C 03 23 04.07 +17 08 11.8 L T05
2017-03-21 06:28:49 C 03 23 06.86 +17 08 27.7 L T05
2017-03-21 06:45:18 C 03 23 09.63 +17 08 44.1 L T05
2017-03-29 02:44:55 C 03 55 58.57 +20 07 18.5 q 703
2017-03-29 02:51:15 C 03 55 59.69 +20 07 24.3 q 703
2017-03-29 02:57:33 C 03 56 00.78 +20 07 30.3 q 703