178871 (2001 MA8)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4642686057 ± 2.38e-08
Semi-major axis (a)2.3735929390 AU ± 3.76e-09
Inclination (i)7.61921542° ± 3.11e-06
Long. of Asc. Node (Ω)269.44908207° ± 3.98e-05
Arg. of Perihelion (ω)358.25246310° ± 4.15e-05
Mean Anomaly (M)255.75913365° ± 1.04e-05
Mean Motion (n)0.2695273952°/day ± 6.40e-10
Perihelion dist (q)1.27160825 AU ± 5.64e-08
Aphelion dist (Q)3.47557762 AU ± 5.67e-08
Orbital Period3.65686866 yr ± 8.69e-09
Physical Parameters
H (abs. magnitude)17.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.306″
Uncertainty0
Orbit TypeAmor
MOID0.254273 AU
Observations Used343
Oppositions32
Arc Total1979-2023
First Observation Used1979-07-21
Last Observation Used2023-11-13
Observations (363)
Date Type RA Dec Mag Band Observatory
2023-11-05 05:39:06 C 23 41 37.986 +10 35 55.61 V G96
2023-11-05 05:46:36 C 23 41 37.993 +10 35 52.91 V G96
2023-11-05 05:54:05 C 23 41 37.921 +10 35 51.29 V G96
2023-11-07 03:44:59 C 23 41 43.991 +10 23 34.58 V I52
2023-11-07 04:36:55 C 23 41 44.077 +10 23 21.08 V I52
2023-11-07 04:52:52 C 23 41 44.117 +10 23 16.94 V I52
2023-11-13 03:44:38 C 23 42 43.524 +09 50 17.34 V I52
2023-11-13 04:03:17 C 23 42 43.700 +09 50 13.74 V I52
2023-11-13 04:22:53 C 23 42 43.898 +09 50 09.56 V I52
2023-11-13 06:11:29 C 23 42 44.906 +09 49 47.42 V V00
2023-11-13 06:19:25 C 23 42 44.975 +09 49 45.73 V V00
2023-11-13 06:27:21 C 23 42 45.058 +09 49 44.00 V V00
2023-11-13 06:35:16 C 23 42 45.140 +09 49 42.64 V V00