2019 OR4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4649799943 ± 2.14e-05
Semi-major axis (a)2.1342672557 AU ± 9.22e-05
Inclination (i)5.54446382° ± 1.79e-04
Long. of Asc. Node (Ω)326.50872253° ± 1.30e-04
Arg. of Perihelion (ω)338.69477246° ± 1.91e-04
Mean Anomaly (M)10.84003227° ± 4.75e-02
Mean Motion (n)0.3161106109°/day ± 2.05e-05
Perihelion dist (q)1.14187568 AU ± 6.72e-05
Aphelion dist (Q)3.12665883 AU ± 1.43e-04
Orbital Period3.11797912 yr ± 2.02e-04
Physical Parameters
H (abs. magnitude)22.66
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.291″
Uncertainty2
Orbit TypeAmor
MOID0.129806 AU
Observations Used54
Oppositions1
Arc Total2019-2019
First Observation Used2019-07-26
Last Observation Used2019-09-20
Observations (54)
Date Type RA Dec Mag Band Observatory
2019-07-26 12:55:45 C 23 12 29.879 -19 03 10.29 U F51
2019-07-26 13:10:43 C 23 12 31.241 -19 02 33.53 U F51
2019-07-26 13:25:40 C 23 12 32.609 -19 01 56.54 U F51
2019-07-27 06:28:57 C 23 14 21.29 -18 19 05.4 V W79
2019-07-27 06:31:52 C 23 14 21.53 -18 18 58.8 V W79
2019-07-27 06:36:57 C 23 14 21.99 -18 18 46.2 V W79
2019-07-27 08:03:36 C 23 14 30.60 -18 16 10.6 u H21
2019-07-27 08:05:52 C 23 14 30.80 -18 16 05.1 u H21
2019-07-27 08:10:38 C 23 14 31.25 -18 15 53.3 u H21
2019-07-27 08:54:14 C 23 14 34.20 -18 13 07.7 u 807
2019-07-27 08:58:09 C 23 14 34.50 -18 12 57.7 u 807
2019-07-27 09:01:54 C 23 14 34.78 -18 12 48.6 u 807
2019-07-29 07:57:10 C 23 19 11.69 -16 17 50.2 u 807
2019-07-29 08:02:44 C 23 19 12.13 -16 17 36.5 u 807
2019-07-29 08:08:10 C 23 19 12.55 -16 17 23.6 u 807
2019-07-30 00:12:44 C 23 20 42.54 -15 39 20.3 V L01
2019-07-30 00:14:26 C 23 20 42.67 -15 39 16.3 V L01
2019-07-30 00:16:09 C 23 20 42.80 -15 39 11.9 V L01
2019-07-30 00:23:30 C 23 20 43.34 -15 38 54.0 V L01
2019-07-30 01:20:13 C 23 20 48.74 -15 36 32.6 V Z84
2019-07-30 01:33:47 C 23 20 49.78 -15 36 00.1 V Z84
2019-07-30 01:47:21 C 23 20 50.85 -15 35 27.9 V Z84
2019-07-30 09:40:06 C 23 21 31.95 -15 16 20.9 o 711
2019-07-30 09:43:36 C 23 21 32.21 -15 16 12.4 o 711
2019-07-30 09:47:10 C 23 21 32.45 -15 16 03.6 o 711
2019-07-30 09:49:33 C 23 21 32.66 -15 15 58.1 o 711
2019-07-31 09:07:04 C 23 23 33.11 -14 20 00.0 o 711
2019-07-31 09:11:16 C 23 23 33.40 -14 19 49.7 o 711
2019-07-31 09:15:23 C 23 23 33.68 -14 19 39.9 o 711
2019-08-03 01:12:39 C 23 28 30.26 -11 49 18.7 V 204
2019-08-03 01:32:57 C 23 28 31.49 -11 48 31.4 V 204
2019-08-03 01:53:14 C 23 28 32.71 -11 47 45.1 V 204
2019-08-05 14:49:41 C 23 32 32.62 -09 28 29.7 V 474
2019-08-05 14:52:43 C 23 32 32.79 -09 28 22.9 V 474
2019-08-05 14:55:46 C 23 32 32.94 -09 28 16.2 V 474
2019-08-05 14:58:48 C 23 32 33.09 -09 28 09.4 V 474
2019-08-08 12:58:06 C 23 36 20.734 -06 58 18.12 U F52
2019-08-08 13:14:51 C 23 36 21.309 -06 57 43.04 U F52
2019-08-08 13:31:31 C 23 36 21.883 -06 57 08.23 U F52
2019-08-08 13:48:12 C 23 36 22.455 -06 56 33.39 U F52
2019-08-30 07:18:24 C 23 44 04.20 +06 19 44.0 u 807
2019-08-30 07:23:51 C 23 44 04.09 +06 19 49.1 u 807
2019-08-30 07:29:26 C 23 44 03.99 +06 19 54.4 u 807
2019-09-03 10:31:04 C 23 42 48.18 +07 44 26.7 V G96
2019-09-03 10:41:31 C 23 42 47.96 +07 44 34.3 V G96
2019-09-03 10:51:56 C 23 42 47.70 +07 44 42.3 V G96
2019-09-03 11:02:22 C 23 42 47.50 +07 44 50.4 V G96
2019-09-18 08:15:33 C 23 36 48.15 +10 38 22.5 V I52
2019-09-18 08:39:09 C 23 36 47.67 +10 38 29.0 V I52
2019-09-18 08:55:33 C 23 36 47.27 +10 38 32.9 V I52