2018 MD7

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1098215345 ± 2.86e-07
Semi-major axis (a)0.9470919570 AU ± 1.41e-07
Inclination (i)8.22980893° ± 2.50e-05
Long. of Asc. Node (Ω)134.31939651° ± 1.98e-05
Arg. of Perihelion (ω)313.48948987° ± 5.05e-05
Mean Anomaly (M)207.37773925° ± 6.71e-04
Mean Motion (n)1.0693602916°/day ± 2.39e-07
Perihelion dist (q)0.84308086 AU ± 2.98e-07
Aphelion dist (Q)1.05110305 AU ± 3.13e-07
Orbital Period0.92169710 yr ± 2.06e-07
Physical Parameters
H (abs. magnitude)22.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.268″
Uncertainty0
Orbit TypeAten
MOID0.003309 AU
Observations Used65
Radar Obs Used1
Oppositions1
Arc Total2017-2018
First Observation Used2017-04-23
Last Observation Used2018-08-03
Observations (67)
Date Type RA Dec Mag Band Observatory
2018-07-13 14:36:03 C 23 43 28.945 +31 11 40.46 V F51
2018-07-13 14:54:56 C 23 43 33.031 +31 11 34.75 V F51
2018-07-15 15:02:13 C 23 55 48.238 +30 52 36.60 V T12
2018-07-15 15:03:12 C 23 55 48.462 +30 52 36.13 V T12
2018-07-17 14:57:52 C 00 09 03.193 +30 25 19.65 V T12
2018-07-18 23:57:32 C 00 18 54.37 +29 59 39.2 q A17
2018-07-19 00:18:15 C 00 19 00.45 +29 59 25.2 q A17
2018-07-19 00:46:05 C 00 19 08.51 +29 59 05.1 q A17
2018-07-19 12:51:45 C 00 22 52.363 +29 49 42.06 V T12
2018-07-19 12:52:43 C 00 22 52.628 +29 49 41.33 V T12
2018-07-19 12:53:38 C 00 22 52.894 +29 49 40.63 V T12
2018-07-22 09:35:24 C 00 45 35.83 +28 35 08.9 o 691
2018-07-22 09:49:03 C 00 45 40.30 +28 34 53.3 o 691
2018-07-22 10:02:58 C 00 45 44.81 +28 34 36.3 o 691
2018-07-24 10:25:23 C 01 03 21.50 +27 24 10.9 o 691
2018-07-24 10:44:43 C 01 03 28.26 +27 23 41.3 o 691
2018-08-03 13:13:10 C 02 50 05.143 +16 32 44.06 V T12
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2018-08-01 10:02:00 26778.4559 0.15 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)