IAA RAS IAA Minor Planet Database

2018 MM8

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5695417170 ± 3.67e-08
Semi-major axis (a)2.6705864356 AU ± 2.30e-07
Inclination (i)19.56684324° ± 7.49e-06
Long. of Asc. Node (Ω)159.06348509° ± 6.09e-06
Arg. of Perihelion (ω)150.60564195° ± 1.41e-05
Mean Anomaly (M)243.23868858° ± 8.00e-05
Mean Motion (n)0.2258407555°/day ± 2.92e-08
Perihelion dist (q)1.14957605 AU ± 1.39e-07
Aphelion dist (Q)4.19159682 AU ± 3.74e-07
Orbital Period4.36425339 yr ± 5.64e-07
Physical Parameters
H (abs. magnitude)19.16
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.387″
Uncertainty0
Orbit TypeAmor
MOID0.172590 AU
Observations Used374
Oppositions3
Arc Total2018-2022
First Observation Used2018-06-24
Last Observation Used2022-04-30
Observations (451)
Date Type RA Dec Mag Band Observatory
2018-09-22 08:44:41 S 01 12 11.539 -22 55 26.54 – V C57
2018-09-22 08:44:41 s 1 +149202.97 0 +118601.10 0.374 – C57
2018-09-22 09:01:03 C 01 12 29.20 -22 46 06.4 – U I41
2018-09-22 09:28:11 C 01 12 29.21 -22 46 41.7 – U I41
2018-09-22 10:02:39 C 01 12 29.18 -22 47 26.2 – U I41
2018-09-22 10:03:58 C 01 12 29.20 -22 47 27.9 – U I41
2018-09-22 10:44:41 S 01 12 09.391 -22 58 11.82 – V C57
2018-09-22 10:44:41 s 1 +148080.48 5 +128748.78 0.314 – C57
2018-09-22 12:44:41 S 01 12 07.764 -23 00 44.32 – V C57
2018-09-22 12:44:41 s 1 +146676.45 4 +138651.38 0.164 – C57
2018-09-22 13:44:41 S 01 12 06.701 -23 02 06.94 – V C57
2018-09-22 13:44:41 s 1 +145875.72 7 +143510.46 0.901 – C57
2018-09-22 16:14:41 S 01 12 04.442 -23 05 19.64 – V C57
2018-09-22 16:14:41 s 1 +143606.21 4 +155389.24 0.939 – C57
2018-09-22 18:14:41 S 01 12 02.203 -23 07 57.11 – V C57
2018-09-22 18:14:41 s 1 +141534.36 6 +164616.40 0.627 – C57
2018-09-22 19:44:41 S 01 12 01.234 -23 09 49.36 – V C57
2018-09-22 19:44:41 s 1 +139842.25 1 +171376.71 0.694 – C57
2018-09-22 20:14:41 S 01 12 01.085 -23 10 33.46 – V C57
2018-09-22 20:14:41 s 1 +139253.21 2 +173599.80 0.359 – C57
2018-09-22 20:44:41 S 01 12 00.286 -23 11 08.56 – V C57
2018-09-22 20:44:41 s 1 +138652.06 8 +175807.77 0.909 – C57
2018-09-22 21:14:41 S 01 12 00.216 -23 11 41.68 – V C57
2018-09-22 21:14:41 s 1 +138039.04 8 +178000.65 0.481 – C57
2018-09-22 21:44:41 S 01 11 59.467 -23 12 26.10 – V C57
2018-09-22 21:44:41 s 1 +137414.37 8 +180178.49 0.206 – C57
2018-09-22 22:44:41 S 01 11 58.788 -23 13 39.90 – V C57
2018-09-22 22:44:41 s 1 +136130.95 9 +184489.14 0.636 – C57
2018-09-23 00:14:41 S 01 11 57.761 -23 15 29.12 – V C57
2018-09-23 00:14:41 s 1 +134123.80 0 +190843.16 0.608 – C57
2018-09-23 03:44:41 S 01 11 54.634 -23 19 56.21 – V C57
2018-09-23 03:44:41 s 1 +129085.23 0 +205152.46 0.921 – C57
2018-09-23 04:14:41 S 01 11 53.770 -23 20 26.09 – V C57
2018-09-23 04:14:41 s 1 +128327.54 6 +207138.22 0.649 – C57
2018-09-23 05:44:41 S 01 11 52.735 -23 22 16.68 – V C57
2018-09-23 05:44:41 s 1 +126001.44 3 +213008.87 0.866 – C57
2018-09-23 06:14:41 S 01 11 52.793 -23 22 50.84 – V C57
2018-09-23 06:14:41 s 1 +125208.93 2 +214937.03 0.279 – C57
2018-09-23 07:14:41 S 01 11 51.862 -23 23 58.78 – V C57
2018-09-23 07:14:41 s 1 +123599.13 2 +218750.55 0.69 – C57
2018-09-23 11:44:41 S 01 11 48.821 -23 29 23.17 – V C57
2018-09-23 11:44:41 s 1 +115975.05 9 +235214.45 0.488 – C57
2018-09-23 12:14:41 S 01 11 47.810 -23 29 55.64 – V C57
2018-09-23 12:14:41 s 1 +115092.30 0 +236974.33 0.715 – C57
2018-09-23 12:44:41 S 01 11 47.633 -23 30 32.98 – V C57
2018-09-23 12:44:41 s 1 +114202.88 7 +238720.50 0.131 – C57
2018-09-23 13:14:41 S 01 11 47.299 -23 31 08.22 – V C57
2018-09-23 13:14:41 s 1 +113306.94 0 +240453.01 8140.0 – C57
2018-09-23 15:14:41 S 01 11 46.291 -23 33 28.48 – V C57
2018-09-23 15:14:41 s 1 +109660.19 7 +247247.34 6870.0 – C57