2018 VR4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5947918108 ± 1.44e-04
Semi-major axis (a)2.6493929953 AU ± 9.63e-04
Inclination (i)16.49332595° ± 2.20e-03
Long. of Asc. Node (Ω)211.19866306° ± 7.99e-04
Arg. of Perihelion (ω)164.26856276° ± 4.93e-04
Mean Anomaly (M)232.87366830° ± 3.23e-01
Mean Motion (n)0.2285560388°/day ± 1.25e-04
Perihelion dist (q)1.07355574 AU ± 5.47e-04
Aphelion dist (Q)4.22523025 AU ± 1.58e-03
Orbital Period4.31240534 yr ± 2.35e-03
Physical Parameters
H (abs. magnitude)22.59
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.370″
Uncertainty3
Orbit TypeAmor
MOID0.087089 AU
Observations Used62
Oppositions1
Arc Total2018-2018
First Observation Used2018-11-06
Last Observation Used2018-11-28
Observations (63)
Date Type RA Dec Mag Band Observatory
2018-11-06 05:25:23 C 00 39 05.98 -13 17 16.9 V G96
2018-11-06 05:33:31 C 00 39 09.05 -13 17 37.2 V G96
2018-11-06 05:41:40 C 00 39 12.12 -13 17 57.6 V G96
2018-11-06 05:49:48 C 00 39 15.18 -13 18 17.8 V G96
2018-11-06 07:24:33 C 00 39 50.77 -13 22 11.5 V I52
2018-11-06 07:25:08 C 00 39 51.05 -13 22 13.0 V I52
2018-11-06 07:25:45 C 00 39 51.28 -13 22 14.3 V I52
2018-11-06 07:26:20 C 00 39 51.52 -13 22 16.0 V I52
2018-11-06 10:37:31 C 00 41 07.41 -13 28 59.2 V 474
2018-11-06 10:39:15 C 00 41 08.08 -13 29 03.3 V 474
2018-11-06 10:40:59 C 00 41 08.70 -13 29 07.5 V 474
2018-11-06 10:42:42 C 00 41 09.36 -13 29 11.9 V 474
2018-11-06 19:22:17 C 00 44 30.10 -13 51 21.4 o K88
2018-11-06 19:29:33 C 00 44 32.77 -13 51 38.5 o K88
2018-11-06 19:36:12 C 00 44 35.22 -13 51 54.3 o K88
2018-11-07 01:23:46 C 00 46 49.28 -14 05 15.6 V H01
2018-11-07 01:29:30 C 00 46 51.38 -14 05 29.1 V H01
2018-11-07 01:43:27 C 00 46 56.52 -14 06 01.8 V H01
2018-11-07 01:55:44 C 00 47 01.04 -14 06 30.6 V H01
2018-11-07 03:41:07 C 00 47 39.75 -14 10 34.0 V I52
2018-11-07 03:41:44 C 00 47 39.99 -14 10 36.3 V I52
2018-11-07 03:42:21 C 00 47 40.20 -14 10 37.3 V I52
2018-11-07 03:42:57 C 00 47 40.44 -14 10 38.5 V I52
2018-11-07 04:27:01 C 00 47 56.02 -14 12 20.0 o 711
2018-11-07 04:31:04 C 00 47 57.50 -14 12 29.1 o 711
2018-11-07 04:34:28 C 00 47 58.68 -14 12 36.8 o 711
2018-11-07 06:17:35 C 00 48 36.81 -14 16 33.4 t 673
2018-11-07 06:40:32 C 00 48 45.06 -14 17 25.4 t 673
2018-11-08 03:31:52 C 00 56 27.97 -15 02 41.1 V I52
2018-11-08 03:32:28 C 00 56 28.16 -15 02 42.7 V I52
2018-11-08 03:33:03 C 00 56 28.38 -15 02 43.5 V I52
2018-11-08 03:33:40 C 00 56 28.58 -15 02 44.7 V I52
2018-11-08 03:46:58 C 00 56 32.81 -15 03 10.4 o 711
2018-11-08 03:50:56 C 00 56 34.31 -15 03 20.4 o 711
2018-11-08 03:54:57 C 00 56 35.67 -15 03 29.2 o 711
2018-11-08 19:51:04 C 01 02 16.44 -15 35 34.8 V K63
2018-11-08 19:56:18 C 01 02 18.24 -15 35 45.0 V K63
2018-11-08 20:02:36 C 01 02 20.40 -15 35 57.9 V K63
2018-11-08 20:28:39 C 01 02 29.20 -15 36 47.2 20.2 V 104
2018-11-08 20:37:14 C 01 02 32.16 -15 37 04.2 20.3 V 104
2018-11-08 20:45:51 C 01 02 35.10 -15 37 21.0 20.0 V 104
2018-11-09 03:06:57 C 01 04 49.35 -15 49 18.6 V I52
2018-11-09 03:07:32 C 01 04 49.47 -15 49 20.1 V I52
2018-11-09 03:08:09 C 01 04 49.73 -15 49 21.5 V I52
2018-11-09 03:08:44 C 01 04 49.92 -15 49 23.1 V I52
2018-11-10 03:52:05 C 01 13 11.79 -16 33 17.8 V I52
2018-11-10 03:52:41 C 01 13 12.00 -16 33 18.4 V I52
2018-11-10 03:53:17 C 01 13 12.15 -16 33 19.6 V I52
2018-11-10 03:53:53 C 01 13 12.37 -16 33 19.8 V I52
2018-11-12 04:37:50 C 01 28 34.81 -17 46 00.9 V I52