IAA RAS IAA Minor Planet Database

54789 (2001 MZ7)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2874000282 ± 5.10e-09
Semi-major axis (a)1.7759838958 AU ± 7.51e-10
Inclination (i)24.46590535° ± 5.63e-07
Long. of Asc. Node (Ω)130.04798320° ± 1.03e-06
Arg. of Perihelion (ω)20.04699346° ± 1.90e-06
Mean Anomaly (M)231.98751373° ± 1.84e-06
Mean Motion (n)0.4164412497°/day ± 2.64e-10
Perihelion dist (q)1.26556607 AU ± 9.08e-09
Aphelion dist (Q)2.28640172 AU ± 9.11e-09
Orbital Period2.36678351 yr ± 1.50e-09
Physical Parameters
H (abs. magnitude)15.07
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.084″
Uncertainty0
Orbit TypeAmor
MOID0.292157 AU
Observations Used8787
Gaia Obs Used132
Oppositions23
Arc Total1978-2025
First Observation Used1978-10-25
Last Observation Used2025-12-18
Observations (13993)
Date Type RA Dec Mag Band Observatory
2018-09-15 23:14:41 S 00 12 12.293 -31 01 37.20 – V C57
2018-09-15 23:14:41 s 1 -201971.91 0 +268709.19 2340.0 – C57
2018-09-15 23:44:41 S 00 12 11.179 -31 01 55.85 – V C57
2018-09-15 23:44:41 s 1 -202509.80 4 +267382.63 7600.0 – C57
2018-09-16 00:14:41 S 00 12 09.410 -31 02 16.01 – V C57
2018-09-16 00:14:41 s 1 -203041.26 1 +266047.57 9010.0 – C57
2018-09-16 00:44:41 S 00 12 08.227 -31 02 36.02 – V C57
2018-09-16 00:44:41 s 1 -203566.22 9 +264704.00 6300.0 – C57
2018-09-16 01:14:41 S 00 12 06.727 -31 02 54.96 – V C57
2018-09-16 01:14:41 s 1 -204084.65 5 +263351.92 9150.0 – C57
2018-09-16 01:44:41 S 00 12 05.582 -31 03 14.08 – V C57
2018-09-16 01:44:41 s 1 -204596.48 7 +261991.32 7280.0 – C57
2018-09-16 02:14:41 S 00 12 04.186 -31 03 34.16 – V C57
2018-09-16 02:14:41 s 1 -205101.67 2 +260622.22 390.0 – C57
2018-09-16 02:44:41 S 00 12 03.166 -31 03 52.42 – V C57
2018-09-16 02:44:41 s 1 -205600.15 6 +259244.59 8170.0 – C57
2018-09-16 03:14:41 S 00 12 01.474 -31 04 15.10 – V C57
2018-09-16 03:14:41 s 1 -206091.88 5 +257858.45 320.0 – C57
2018-09-16 03:44:41 S 00 12 00.142 -31 04 29.68 – V C57
2018-09-16 03:44:41 s 1 -206576.80 5 +256463.78 6520.0 – C57
2018-09-16 04:14:41 S 00 11 58.951 -31 04 50.84 – V C57
2018-09-16 04:14:41 s 1 -207054.85 9 +255060.59 6470.0 – C57
2018-09-16 04:44:41 S 00 11 57.929 -31 05 08.92 – V C57
2018-09-16 04:44:41 s 1 -207525.99 2 +253648.86 9840.0 – C57
2018-09-16 05:14:41 S 00 11 56.362 -31 05 30.77 – V C57
2018-09-16 05:14:41 s 1 -207990.14 6 +252228.61 6310.0 – C57
2018-09-16 06:14:41 S 00 11 53.688 -31 06 05.83 – V C57
2018-09-16 06:14:41 s 1 -208897.29 3 +249362.49 7290.0 – C57
2018-09-16 07:44:41 S 00 11 49.865 -31 07 10.27 – V C57
2018-09-16 07:44:41 s 1 -210204.22 7 +244999.26 3840.0 – C57
2018-09-16 08:14:41 S 00 11 48.298 -31 07 26.69 – V C57
2018-09-16 08:14:41 s 1 -210625.29 0 +243527.76 2030.0 – C57
2018-09-16 08:44:41 S 00 11 46.790 -31 07 47.42 – V C57
2018-09-16 08:44:41 s 1 -211038.96 1 +242047.71 990.0 – C57
2018-09-16 09:14:41 S 00 11 45.636 -31 08 08.20 – V C57
2018-09-16 09:14:41 s 1 -211445.17 9 +240559.11 350.0 – C57
2018-09-16 09:44:41 S 00 11 43.906 -31 08 27.46 – V C57
2018-09-16 09:44:41 s 1 -211843.88 0 +239061.95 9780.0 – C57
2018-09-16 10:14:41 S 00 11 42.922 -31 08 43.91 – V C57
2018-09-16 10:14:41 s 1 -212235.00 1 +237556.24 8910.0 – C57
2018-09-16 10:44:41 S 00 11 41.669 -31 09 05.36 – V C57
2018-09-16 10:44:41 s 1 -212618.47 9 +236041.98 7380.0 – C57
2018-09-16 11:14:41 S 00 11 40.294 -31 09 21.28 – V C57
2018-09-16 11:14:41 s 1 -212994.24 9 +234519.15 4820.0 – C57
2018-09-16 11:44:41 S 00 11 38.707 -31 09 43.70 – V C57
2018-09-16 11:44:41 s 1 -213362.24 4 +232987.76 860.0 – C57
2018-09-16 11:56:07 C 00 11 58.61 -31 13 05.8 – U T05
2018-09-16 12:10:53 C 00 11 57.86 -31 13 15.4 – U T05
2018-09-16 12:14:41 S 00 11 37.416 -31 10 02.71 – V C57
2018-09-16 12:14:41 s 1 -213722.40 0 +231447.80 5120.0 – C57