2019 UN4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1351411481 ± 7.21e-06
Semi-major axis (a)1.1116552702 AU ± 2.10e-05
Inclination (i)20.81365839° ± 2.28e-03
Long. of Asc. Node (Ω)220.17813311° ± 3.33e-04
Arg. of Perihelion (ω)41.49989213° ± 2.98e-03
Mean Anomaly (M)189.29629072° ± 5.70e-02
Mean Motion (n)0.8409246426°/day ± 2.38e-05
Perihelion dist (q)0.96142490 AU ± 1.98e-05
Aphelion dist (Q)1.26188564 AU ± 2.51e-05
Orbital Period1.17207444 yr ± 3.31e-05
Physical Parameters
H (abs. magnitude)22.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.265″
Uncertainty2
Orbit TypeApollo
MOID0.016269 AU
Observations Used34
Oppositions1
Arc Total2019-2019
First Observation Used2019-10-22
Last Observation Used2019-11-26
Observations (36)
Date Type RA Dec Mag Band Observatory
2019-10-22 09:29:22 C 04 00 05.22 +30 04 34.8 V G96
2019-10-22 09:36:39 C 04 00 04.50 +30 04 11.7 V G96
2019-10-22 09:43:58 C 04 00 03.77 +30 03 48.4 V G96
2019-10-22 11:37:55 C 03 59 53.71 +29 57 49.4 V G96
2019-10-22 11:39:01 C 03 59 53.61 +29 57 45.9 V G96
2019-10-22 11:41:29 C 03 59 53.40 +29 57 38.2 V G96
2019-10-22 11:42:34 C 03 59 53.26 +29 57 35.1 V G96
2019-10-23 01:28:55 C 03 58 47.67 +29 14 01.4 V L01
2019-10-23 01:32:20 C 03 58 47.35 +29 13 50.7 V L01
2019-10-23 01:35:44 C 03 58 47.05 +29 13 39.9 V L01
2019-10-23 01:42:32 C 03 58 46.44 +29 13 18.2 V L01
2019-10-23 01:45:55 C 03 58 46.13 +29 13 07.1 V L01
2019-10-23 06:47:19 C 03 58 22.50 +28 57 10.0 u H21
2019-10-23 06:57:05 C 03 58 21.57 +28 56 38.6 u H21
2019-10-23 07:07:08 C 03 58 20.61 +28 56 06.5 u H21
2019-10-24 06:55:52 C 03 56 22.38 +27 39 04.5 V H01
2019-10-24 07:08:13 C 03 56 21.23 +27 38 24.5 V H01
2019-10-24 07:15:37 C 03 56 20.54 +27 38 00.2 V H01
2019-10-24 07:25:22 C 03 56 19.63 +27 37 28.7 V H01
2019-10-24 11:08:14 C 03 55 58.72 +27 25 17.7 V I52
2019-10-24 11:11:50 C 03 55 58.42 +27 25 05.5 V I52
2019-10-24 11:15:27 C 03 55 58.03 +27 24 53.5 V I52
2019-10-29 13:37:47 C 03 44 58.365 +20 23 12.65 V T12
2019-10-29 13:38:42 C 03 44 58.269 +20 23 09.41 V T12
2019-10-30 09:58:27 C 03 43 03.95 +19 10 06.8 V I52
2019-10-30 10:00:16 C 03 43 03.72 +19 09 59.6 V I52
2019-10-30 10:02:04 C 03 43 03.54 +19 09 53.8 V I52
2019-10-30 10:03:52 C 03 43 03.37 +19 09 46.8 V I52
2019-10-31 12:27:00 C 03 40 31.99 +17 34 25.5 o 691
2019-10-31 12:33:55 C 03 40 31.29 +17 34 00.2 o 691
2019-11-17 09:55:52 C 03 04 16.15 -04 33 42.6 o 691
2019-11-17 10:14:38 C 03 04 14.68 -04 34 30.2 o 691
2019-11-17 10:33:23 C 03 04 13.14 -04 35 18.6 o 691
2019-11-26 04:16:45 C 02 50 58.86 -11 55 43.1 u 807
2019-11-26 04:34:02 C 02 50 57.85 -11 56 11.6 u 807
2019-11-26 04:50:40 C 02 50 56.88 -11 56 39.1 u 807