886138 (2019 YR4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6794647202 ± 7.11e-08
Semi-major axis (a)1.9952472422 AU ± 1.04e-08
Inclination (i)26.60712771° ± 1.47e-05
Long. of Asc. Node (Ω)93.30831038° ± 1.65e-05
Arg. of Perihelion (ω)148.08419998° ± 1.89e-05
Mean Anomaly (M)345.51534133° ± 1.23e-05
Mean Motion (n)0.3497173649°/day ± 2.74e-09
Perihelion dist (q)0.63954713 AU ± 1.42e-07
Aphelion dist (Q)3.35094735 AU ± 1.43e-07
Orbital Period2.81835099 yr ± 2.21e-08
Physical Parameters
H (abs. magnitude)18.59
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.239″
Uncertainty0
Orbit TypeApollo
MOID0.288651 AU
Observations Used98
Oppositions12
Arc Total2005-2023
First Observation Used2005-12-30
Last Observation Used2023-12-07
Observations (100)
Date Type RA Dec Mag Band Observatory
2005-12-30 09:45:49 C 10 26 37.13 +35 41 26.8 o 644
2005-12-30 10:02:26 C 10 26 38.25 +35 41 50.2 o 644
2005-12-30 10:30:56 C 10 26 40.25 +35 42 30.1 o 644
2019-11-28 12:53:20 C 08 40 47.542 +25 00 51.75 V F52
2019-11-28 13:16:50 C 08 40 47.969 +25 01 02.64 V F52
2019-11-28 13:36:12 C 08 40 48.311 +25 01 11.84 V F52
2019-12-03 12:36:28 C 08 42 30.384 +26 00 00.06 V F52
2019-12-03 12:53:38 C 08 42 30.535 +26 00 09.43 V F52
2019-12-03 13:10:57 C 08 42 30.716 +26 00 18.78 V F52
2019-12-03 13:28:27 C 08 42 30.826 +26 00 28.19 V F52
2019-12-30 12:22:19 C 08 33 29.280 +34 55 47.02 U F52
2019-12-30 12:40:48 C 08 33 28.348 +34 56 08.22 U F52
2019-12-30 12:59:02 C 08 33 27.430 +34 56 29.02 U F52
2019-12-30 13:17:15 C 08 33 26.519 +34 56 49.86 U F52
2019-12-30 22:36:52 C 08 33 00.02 +35 07 29.9 V 033
2019-12-30 22:40:32 C 08 32 59.84 +35 07 34.3 V 033
2019-12-30 22:44:10 C 08 32 59.64 +35 07 38.5 V 033
2019-12-31 04:54:46 C 08 32 41.74 +35 14 50.7 o 291
2019-12-31 04:58:35 C 08 32 41.58 +35 14 54.4 o 291
2019-12-31 05:02:24 C 08 32 41.37 +35 14 59.6 o 291
2019-12-31 23:14:11 C 08 31 45.49 +35 36 20.7 V L01
2019-12-31 23:23:16 C 08 31 45.00 +35 36 31.0 V L01
2019-12-31 23:32:20 C 08 31 44.52 +35 36 41.5 V L01
2020-01-01 00:23:13 C 08 31 41.66 +35 37 42.6 o K88
2020-01-01 00:33:21 C 08 31 41.12 +35 37 54.4 o K88
2020-01-01 00:43:30 C 08 31 40.54 +35 38 06.1 o K88
2020-01-01 02:03:16 C 08 31 36.34 +35 39 40.5 V 204
2020-01-01 02:25:42 C 08 31 35.08 +35 40 07.3 V 204
2020-01-01 02:40:58 C 08 31 34.22 +35 40 24.0 V 033
2020-01-03 08:26:37 C 08 28 32.49 +36 45 31.1 V G96
2020-01-03 08:34:06 C 08 28 32.02 +36 45 40.3 V G96
2020-01-03 08:41:35 C 08 28 31.51 +36 45 49.5 V G96
2020-01-03 08:49:05 C 08 28 31.03 +36 45 58.9 V G96
2020-01-04 09:43:56 C 08 26 57.78 +37 17 00.8 V I52
2020-01-04 09:48:50 C 08 26 57.43 +37 17 07.0 V I52
2020-01-04 09:49:56 C 08 26 57.34 +37 17 08.0 V I52
2020-01-04 09:56:03 C 08 26 57.00 +37 17 15.4 V I52
2020-01-07 08:52:39 C 08 22 00.12 +38 48 24.1 V I52
2020-01-07 08:57:34 C 08 21 59.72 +38 48 30.7 V I52
2020-01-07 09:00:00 C 08 21 59.53 +38 48 33.2 V I52
2020-01-07 09:04:58 C 08 21 59.18 +38 48 40.1 V I52
2020-01-18 07:09:39 C 07 56 06.23 +44 47 46.6 V G96
2020-01-18 07:17:16 C 07 56 05.26 +44 47 57.2 V G96
2020-01-18 07:25:31 C 07 56 04.22 +44 48 08.7 V G96
2020-01-18 07:33:19 C 07 56 03.24 +44 48 19.5 V G96
2020-01-19 04:49:35 C 07 53 23.56 +45 17 48.2 V I52
2020-01-19 04:54:08 C 07 53 22.97 +45 17 54.3 V I52
2020-01-19 04:55:39 C 07 53 22.76 +45 17 56.6 V I52
2020-01-19 04:57:42 C 07 53 22.45 +45 18 00.0 V I52
2020-01-19 10:02:19 C 07 52 43.051 +45 25 04.30 U F52