IAA RAS IAA Minor Planet Database

2019 TR4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1834851000
Semi-major axis (a)1.1926569000 AU
Inclination (i)4.47842000°
Long. of Asc. Node (Ω)199.59444000°
Arg. of Perihelion (ω)120.80950000°
Mean Anomaly (M)290.50213000°
Mean Motion (n)0.7567123200°/day
Perihelion dist (q)0.97382210 AU
Aphelion dist (Q)1.41149170 AU
Orbital Period1.30248670 yr
Physical Parameters
H (abs. magnitude)26.91
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.820″
Uncertainty7
Orbit TypeApollo
MOID0.024999 AU
Observations Used19
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2019-10-22
Observations (20)
Date Type RA Dec Mag Band Observatory
2019-10-08 08:25:11 C 01 53 10.34 +19 50 06.1 – V G96
2019-10-08 08:34:11 C 01 53 10.44 +19 49 17.8 – V G96
2019-10-08 08:42:45 C 01 53 10.56 +19 48 31.9 – V G96
2019-10-08 08:49:31 C 01 53 10.62 +19 47 56.8 – V G96
2019-10-08 10:37:15 C 01 53 12.37 +19 38 20.8 – V I52
2019-10-08 10:40:15 C 01 53 12.46 +19 38 04.6 – V I52
2019-10-08 10:43:14 C 01 53 12.49 +19 37 46.7 – V I52
2019-10-08 10:46:14 C 01 53 12.60 +19 37 33.0 – V I52
2019-10-09 04:32:53 C 01 54 26.62 +18 07 28.2 – u H21
2019-10-09 04:41:15 C 01 54 26.76 +18 06 47.7 – u H21
2019-10-09 04:49:37 C 01 54 26.90 +18 06 07.8 – u H21
2019-10-09 09:30:42 C 01 54 33.71 +17 43 54.1 – V I52
2019-10-09 09:34:18 C 01 54 33.76 +17 43 36.6 – V I52
2019-10-09 09:37:54 C 01 54 33.82 +17 43 19.3 – V I52
2019-10-20 09:16:37 C 02 01 24.42 +04 19 57.0 – o 291
2019-10-20 09:38:12 C 02 01 24.11 +04 19 17.0 – o 291
2019-10-20 09:59:47 C 02 01 23.81 +04 18 37.3 – o 291
2019-10-22 06:20:23 C 02 01 50.66 +03 03 14.3 – o 291
2019-10-22 06:33:09 C 02 01 50.44 +03 02 54.4 – o 291
2019-10-22 06:45:54 C 02 01 50.17 +03 02 34.1 – o 291