2018 TC4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3618927135 ± 2.00e+00
Semi-major axis (a)1.4463441299 AU ± 3.00e+00
Inclination (i)22.23536695° ± 4.00e+00
Long. of Asc. Node (Ω)192.04944455° ± 5.00e+00
Arg. of Perihelion (ω)120.39040100° ± 6.00e+00
Mean Anomaly (M)63.96636005° ± 8.17e-01
Mean Motion (n)0.5666269700°/day ± 1.76e+00
Perihelion dist (q)0.92293200 AU ± 3.47e+00
Aphelion dist (Q)1.96975340 AU ± 5.01e+00
Orbital Period1.73942940 yr ± 5.41e+00
Physical Parameters
H (abs. magnitude)26.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.302″
Uncertainty3
Orbit TypeApollo
MOID0.048912 AU
Observations Used13
Oppositions1
Arc Total2018-2018
First Observation Used
Last Observation Used2018-10-10
Observations (13)
Date Type RA Dec Mag Band Observatory
2018-10-05 08:51:09 C 01 21 36.33 +06 25 32.8 V G96
2018-10-05 08:58:32 C 01 21 37.61 +06 23 45.1 V G96
2018-10-05 09:05:55 C 01 21 38.88 +06 21 56.2 V G96
2018-10-05 09:20:51 C 01 21 41.55 +06 18 16.5 V G96
2018-10-05 11:15:57 C 01 22 02.06 +05 50 24.7 V I52
2018-10-05 11:22:56 C 01 22 03.35 +05 48 43.4 V I52
2018-10-05 11:29:55 C 01 22 04.62 +05 47 00.7 V I52
2018-10-05 11:36:56 C 01 22 05.91 +05 45 21.4 V I52
2018-10-06 09:13:38 C 01 26 12.08 +00 55 34.2 V I52
2018-10-06 09:22:17 C 01 26 13.31 +00 53 45.9 V I52
2018-10-06 09:30:56 C 01 26 14.62 +00 51 58.4 V I52
2018-10-10 06:13:48 C 01 38 12.88 -13 23 39.9 V V06
2018-10-10 06:32:04 C 01 38 14.23 -13 25 42.0 V V06