2025 MK91

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5385040434 ± 1.29e-05
Semi-major axis (a)1.8151394824 AU ± 4.27e-05
Inclination (i)13.91242591° ± 2.38e-04
Long. of Asc. Node (Ω)181.68185790° ± 9.83e-05
Arg. of Perihelion (ω)187.05664923° ± 9.81e-05
Mean Anomaly (M)21.42838393° ± 7.44e-04
Mean Motion (n)0.4030391840°/day ± 1.42e-05
Perihelion dist (q)0.83767953 AU ± 3.06e-05
Aphelion dist (Q)2.79259943 AU ± 6.98e-05
Orbital Period2.44548501 yr ± 8.63e-05
Physical Parameters
H (abs. magnitude)21.98
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.166″
Uncertainty0
Orbit TypeApollo
MOID0.158859 AU
Observations Used32
Oppositions1
Arc Total2025-2025
First Observation Used2025-06-20
Last Observation Used2025-12-17
Observations (33)
Date Type RA Dec Mag Band Observatory
2025-06-20 09:09:20 C 17 16 26.540 +17 03 44.64 V V00
2025-06-20 09:25:26 C 17 16 25.201 +17 03 57.53 V V00
2025-06-29 10:20:12 C 16 58 05.900 +19 45 25.91 X F51
2025-06-29 10:40:10 C 16 58 04.030 +19 45 38.52 X F51
2025-06-29 11:00:07 C 16 58 02.190 +19 45 51.15 X F51
2025-06-29 11:20:02 C 16 58 00.335 +19 46 03.45 X F51
2025-06-30 04:33:35 C 16 56 29.915 +19 56 49.34 V V06
2025-06-30 04:41:35 C 16 56 29.159 +19 56 54.35 V V06
2025-06-30 04:49:35 C 16 56 28.424 +19 56 59.89 V V06
2025-06-30 04:57:36 C 16 56 27.694 +19 57 04.61 V V06
2025-06-30 06:43:56 C 16 56 18.627 +19 58 13.44 V T14
2025-06-30 06:45:40 C 16 56 18.466 +19 58 14.52 V T14
2025-06-30 06:47:24 C 16 56 18.305 +19 58 15.62 V T14
2025-07-02 04:19:55 C 16 52 14.29 +20 25 06.2 V H21
2025-07-02 04:26:10 C 16 52 13.69 +20 25 09.8 V H21
2025-07-02 04:30:19 C 16 52 13.32 +20 25 11.9 V H21
2025-07-02 09:43:11 C 16 51 45.125 +20 28 13.92 V T14
2025-07-02 09:44:55 C 16 51 44.962 +20 28 14.88 V T14
2025-07-02 09:46:39 C 16 51 44.799 +20 28 15.83 V T14
2025-07-27 08:25:52 C 16 01 32.121 +22 42 05.32 X F52
2025-07-27 08:43:19 C 16 01 30.751 +22 42 03.40 X F52
2025-07-27 09:00:41 C 16 01 29.429 +22 42 01.56 X F52
2025-07-27 09:18:01 C 16 01 28.070 +22 41 59.77 X F52
2025-08-20 04:15:09 C 15 21 49.585 +19 56 47.31 W 675
2025-08-20 04:19:13 C 15 21 49.241 +19 56 45.48 W 675
2025-08-20 04:25:14 C 15 21 48.717 +19 56 42.38 W 675
2025-08-20 04:27:21 C 15 21 48.533 +19 56 41.48 W 675
2025-08-20 04:31:36 C 15 21 48.167 +19 56 39.03 W 675
2025-08-20 04:35:31 C 15 21 47.829 +19 56 37.10 W 675
2025-08-20 04:40:35 C 15 21 47.371 +19 56 34.62 W 675
2025-12-17 04:57:33 C 08 38 05.760 -20 45 09.30 V 807
2025-12-17 05:17:36 C 08 38 04.220 -20 45 04.10 V 807
2025-12-17 05:57:38 C 08 38 01.160 -20 44 52.20 V 807