1997 MS

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7284244076 ± 7.70e-07
Semi-major axis (a)1.9333034925 AU ± 1.58e-08
Inclination (i)54.90634758° ± 8.08e-05
Long. of Asc. Node (Ω)86.18499010° ± 9.90e-06
Arg. of Perihelion (ω)65.78081695° ± 1.08e-04
Mean Anomaly (M)228.57829745° ± 2.14e-05
Mean Motion (n)0.3666588930°/day ± 4.49e-09
Perihelion dist (q)0.52503804 AU ± 1.49e-06
Aphelion dist (Q)3.34156894 AU ± 1.49e-06
Orbital Period2.68812867 yr ± 3.29e-08
Physical Parameters
H (abs. magnitude)19.36
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.425″
Uncertainty0
Orbit TypeApollo
MOID0.172754 AU
Observations Used60
Oppositions17
Arc Total1997-2024
First Observation Used1997-06-25
Last Observation Used2024-06-13
Observations (66)
Date Type RA Dec Mag Band Observatory
1997-06-25 04:59:48 C 15 42 55.01 -14 22 01.9 a 704
1997-06-25 05:08:52 C 15 42 53.78 -14 22 50.7 a 704
1997-06-25 05:40:12 C 15 42 49.72 -14 25 40.9 18.5 a 704
1997-06-25 05:47:24 C 15 42 48.75 -14 26 19.5 a 704
1997-06-25 05:54:29 C 15 42 47.85 -14 26 58.0 18.9 a 704
1997-06-25 06:42:31 C 15 42 41.67 -14 31 17.2 18.2 a 704
1997-06-25 06:48:08 C 15 42 40.87 -14 31 46.8 18.6 a 704
1997-06-25 06:52:24 C 15 42 40.32 -14 32 09.5 18.4 a 704
1997-06-25 06:57:04 C 15 42 39.79 -14 32 34.4 18.4 a 704
1997-06-25 23:10:12 C 15 40 44.88 -15 56 43.6 599
1997-06-25 23:13:19 C 15 40 44.57 -15 56 56.8 599
1997-06-25 23:22:52 C 15 40 43.28 -15 57 48.5 599
1997-06-25 23:48:54 C 15 40 40.23 -15 59 55.1 599
1997-06-26 04:13:25 C 15 40 11.87 -16 21 41.5 18.9 a 704
1997-06-26 04:16:29 C 15 40 11.49 -16 21 56.7 18.8 a 704
1997-06-26 04:19:25 C 15 40 11.16 -16 22 11.0 18.5 a 704
1997-06-26 04:22:29 C 15 40 10.83 -16 22 25.9 18.6 a 704
1997-06-26 04:25:26 C 15 40 10.43 -16 22 40.7 18.6 a 704
1997-06-26 06:32:34 C 15 39 55.61 -16 32 58.4 18.4 a 704
1997-06-26 06:35:22 C 15 39 55.21 -16 33 11.4 a 704
1997-06-26 06:38:26 C 15 39 54.93 -16 33 25.9 a 704
1997-06-26 06:41:23 C 15 39 54.49 -16 33 41.6 18.8 a 704
1997-06-26 06:44:28 C 15 39 54.18 -16 33 55.2 a 704
1997-06-26 13:23:18 C 15 39 11.45 -17 05 36.0 z 402
1997-06-26 13:26:17 C 15 39 11.15 -17 05 51.5 z 402
1997-06-26 13:29:17 C 15 39 10.86 -17 06 03.5 z 402
1997-06-28 09:23:16 C 15 34 56.44 -20 14 02.6 c 608
1997-06-28 09:45:54 C 15 34 54.37 -20 15 30.1 c 608
1997-06-28 11:53:26 C 15 34 43.89 -20 23 23.9 z 422
1997-06-28 11:56:09 C 15 34 43.74 -20 23 33.3 z 422
1997-06-28 12:07:53 C 15 34 42.62 -20 24 20.6 z 422
1997-06-28 12:10:47 C 15 34 42.36 -20 24 31.2 z 422
1997-06-29 05:17:47 C 15 33 17.59 -21 28 41.3 19.1 a 704
1997-06-29 05:51:42 C 15 33 14.74 -21 30 42.2 a 704
1997-06-29 06:25:37 C 15 33 11.87 -21 32 43.8 a 704
1997-06-29 06:59:36 C 15 33 09.01 -21 34 44.1 19.6 a 704
1997-06-29 07:33:32 C 15 33 06.10 -21 36 43.2 a 704
1997-06-29 14:35:00 C 15 32 34.04 -22 01 25.8 360
1997-06-29 14:41:45 C 15 32 33.47 -22 01 49.5 360
1997-06-29 14:48:14 C 15 32 32.85 -22 02 12.6 360
1997-07-02 10:21:06 C 15 28 11.92 -25 27 45.3 z 422
1997-07-02 10:29:29 C 15 28 11.36 -25 28 07.1 z 422
1997-07-02 10:32:09 C 15 28 11.23 -25 28 16.1 z 422
1997-07-12 03:48:16 C 15 21 29.22 -32 44 43.5 a 696
1997-07-12 03:51:03 C 15 21 29.14 -32 44 48.1 a 696
1997-07-12 03:56:17 C 15 21 29.06 -32 44 54.4 a 696
2024-05-08 11:06:46 C 21 25 03.709 -07 27 43.74 V G96
2024-05-08 11:14:12 C 21 25 03.450 -07 28 00.98 V G96
2024-05-08 11:21:38 C 21 25 03.166 -07 28 18.30 V G96
2024-05-08 11:29:04 C 21 25 02.910 -07 28 35.29 V G96