IAA RAS IAA Minor Planet Database

2026 MC4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2026-06-22 (JD 2461213.5)
Eccentricity (e)0.2901719715 ± 2.17e-03
Semi-major axis (a)1.6713994583 AU ± 6.30e-03
Inclination (i)14.50428673° ± 5.34e-02
Long. of Asc. Node (Ω)247.65202558° ± 6.29e-02
Arg. of Perihelion (ω)42.67244380° ± 3.20e-02
Mean Anomaly (M)356.84974971° ± 2.76e-02
Mean Motion (n)0.4561334171°/day ± 2.58e-03
Perihelion dist (q)1.18640618 AU ± 5.75e-03
Aphelion dist (Q)2.15639273 AU ± 8.90e-03
Orbital Period2.16082893 yr ± 1.22e-02
Physical Parameters
H (abs. magnitude)22.09
Orbit Solution
SourceIAA
Solution Date2026-06-29
RMS Residual0.102″
Uncertainty2
Orbit TypeAmor
MOID0.212363 AU
Observations Used15
Oppositions1
Arc Total2026-2026
First Observation Used2026-06-21
Last Observation Used2026-06-26
Observations (16)
Date Type RA Dec Mag Band Observatory
2026-06-21 11:24:42 C 21 40 12.603 +18 33 35.32 – X F52
2026-06-21 11:43:54 C 21 40 13.943 +18 34 19.82 – X F52
2026-06-21 12:22:30 C 21 40 16.632 +18 35 49.81 – X F52
2026-06-21 13:27:01 C 21 40 21.046 +18 38 19.90 – V F51
2026-06-21 13:27:57 C 21 40 21.111 +18 38 22.07 – V F51
2026-06-22 07:45:33 C 21 41 44.150 +19 20 22.07 – W H01
2026-06-22 07:54:54 C 21 41 44.811 +19 20 43.44 – W H01
2026-06-22 08:05:53 C 21 41 45.574 +19 21 09.12 – W H01
2026-06-22 08:19:21 C 21 41 46.517 +19 21 40.10 – W H01
2026-06-22 13:56:51 C 21 42 10.677 +19 34 40.52 – V T14
2026-06-22 13:58:15 C 21 42 10.769 +19 34 43.74 – V T14
2026-06-22 13:59:39 C 21 42 10.862 +19 34 46.91 – V T14
2026-06-23 08:23:13 C 21 43 32.29 +20 16 29.5 – V H21
2026-06-23 08:27:23 C 21 43 32.56 +20 16 39.1 – V H21
2026-06-26 13:04:23 C 21 48 56.739 +23 06 43.37 – V F51
2026-06-26 13:05:34 C 21 48 56.812 +23 06 46.12 – V F51