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
1996-07-22 09:12:07 C 21 11 08.75 -20 47 26.9 z 684
1996-07-22 23:59:52 C 21 10 34.93 -20 51 11.7 z 046
1996-07-23 00:03:06 C 21 10 34.81 -20 51 12.6 z 046
1996-07-23 08:26:51 C 21 10 15.46 -20 53 19.7 z 684
1996-07-23 08:41:49 C 21 10 14.89 -20 53 23.4 z 684
1996-07-23 08:54:29 C 21 10 14.38 -20 53 26.4 z 684
1996-07-23 10:07:44 C 21 10 11.72 -20 53 44.0 c 608
1996-07-23 11:07:15 C 21 10 09.35 -20 53 59.2 c 608
1996-07-25 08:14:21 C 21 08 23.44 -21 05 25.9 z 696
1996-07-25 08:25:39 C 21 08 23.01 -21 05 29.1 z 696
1996-09-20 03:17:24 C 20 19 47.96 -25 01 12.3 i 711
1996-09-20 03:36:38 C 20 19 47.61 -25 01 13.2 i 711
1996-09-21 03:23:59 C 20 19 26.44 -25 02 17.7 i 711
1996-09-21 04:20:33 C 20 19 25.59 -25 02 20.1 i 711
1996-09-22 03:17:50 C 20 19 06.65 -25 03 16.2 i 711
1996-09-22 03:37:00 C 20 19 06.39 -25 03 17.1 i 711
1996-10-11 03:07:31 C 20 17 45.70 -25 03 17.9 i 711
1996-10-11 03:26:16 C 20 17 45.82 -25 03 17.1 i 711
1996-10-14 02:13:23 C 20 18 22.82 -25 00 22.7 i 711
1996-10-14 02:32:11 C 20 18 23.00 -25 00 21.9 i 711
1996-11-18 02:20:14 C 20 40 06.75 -23 35 09.4 i 711
1996-11-18 02:39:11 C 20 40 07.45 -23 35 07.1 i 711
1998-02-21 02:43:28 C 15 58 43.92 -09 40 22.3 046
1998-02-21 02:46:19 C 15 58 44.01 -09 40 22.4 046
1998-02-21 02:49:11 C 15 58 44.09 -09 40 22.2 046
1998-02-21 02:52:04 C 15 58 44.16 -09 40 21.8 046
1998-02-24 04:04:23 C 16 00 49.96 -09 35 21.1 z 118
1998-02-24 04:09:08 C 16 00 50.04 -09 35 20.7 z 118
1998-03-05 11:54:45 C 16 05 27.79 -09 13 39.4 z 711
1998-03-05 12:06:44 C 16 05 27.94 -09 13 38.0 z 711
1998-04-22 00:32:28 C 15 44 46.06 -05 54 52.8 118
1998-04-22 00:41:00 C 15 44 45.65 -05 54 51.2 118
1998-04-24 09:13:26 C 15 42 06.86 -05 44 58.4 17.9 a 704
1998-04-24 09:40:32 C 15 42 05.54 -05 44 56.5 18.7 a 704
1998-04-24 10:07:33 C 15 42 04.23 -05 44 49.1 a 704
1998-05-04 14:37:08 C 15 29 55.83 -05 07 48.3 V 566
1998-05-05 05:51:12 C 15 29 09.88 -05 05 53.5 a 699
1998-05-05 06:01:54 C 15 29 09.28 -05 05 52.5 a 699
1998-05-05 06:12:38 C 15 29 08.74 -05 05 50.8 a 699
1998-05-07 22:22:30 C 15 25 53.35 -04 58 15.9 046
1998-05-07 22:27:34 C 15 25 53.10 -04 58 15.4 046
1998-05-07 22:29:11 C 15 25 53.04 -04 58 15.2 046
2000-08-01 07:30:25 C 21 24 12.18 -21 03 17.4 18.1 c 704
2000-08-01 07:51:22 C 21 24 11.27 -21 03 23.1 18.3 c 704
2000-08-01 08:12:15 C 21 24 10.37 -21 03 29.6 18.4 c 704
2000-08-01 08:54:45 C 21 24 08.58 -21 03 41.5 19.2 c 704
2000-08-07 08:30:52 C 21 18 01.39 -21 43 50.3 19.0 c 608
2000-08-07 08:47:10 C 21 18 00.67 -21 43 55.0 19.1 c 608
2000-08-07 09:02:38 C 21 17 59.98 -21 43 59.2 19.1 c 608
2000-08-20 05:54:20 C 21 04 18.81 -23 03 47.6 c 699