2019 YA4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4703845883 ± 2.58e-08
Semi-major axis (a)0.9230750177 AU ± 2.90e-09
Inclination (i)2.82174703° ± 1.61e-06
Long. of Asc. Node (Ω)119.70025116° ± 2.49e-05
Arg. of Perihelion (ω)206.62662656° ± 2.78e-05
Mean Anomaly (M)311.89445281° ± 8.79e-06
Mean Motion (n)1.1113651655°/day ± 5.23e-09
Perihelion dist (q)0.48887476 AU ± 2.39e-08
Aphelion dist (Q)1.35727528 AU ± 2.42e-08
Orbital Period0.88686088 yr ± 4.17e-09
Physical Parameters
H (abs. magnitude)23.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.303″
Uncertainty0
Orbit TypeAten
MOID0.022967 AU
Observations Used159
Oppositions1
Arc Total2013-2022
First Observation Used2013-02-12
Last Observation Used2022-04-13
Observations (166)
Date Type RA Dec Mag Band Observatory
2013-02-12 07:31:48 C 08 35 45.938 +21 54 16.32 V F51
2013-02-12 07:50:50 C 08 35 42.853 +21 54 29.68 V F51
2014-02-26 13:34:52 C 12 34 22.443 +04 25 19.90 V F51
2014-02-26 13:52:29 C 12 34 20.892 +04 25 38.53 V F51
2014-02-26 14:10:07 C 12 34 19.397 +04 25 58.00 V F51
2014-02-26 14:27:44 C 12 34 17.858 +04 26 16.44 V F51
2014-02-27 11:44:30 C 12 32 33.956 +04 49 44.79 V F51
2014-02-27 12:02:09 C 12 32 32.327 +04 50 04.73 V F51
2014-02-27 12:19:53 C 12 32 30.699 +04 50 24.59 V F51
2014-02-27 12:37:40 C 12 32 29.023 +04 50 44.54 V F51
2019-12-29 08:31:54 C 04 38 11.08 -02 09 22.7 V T05
2019-12-29 08:36:32 C 04 38 11.08 -02 08 30.8 V T05
2019-12-29 08:45:59 C 04 38 10.98 -02 06 45.8 V T05
2019-12-29 09:02:26 C 04 38 10.93 -02 03 43.5 V T05
2019-12-29 17:47:54 C 04 38 38.36 -00 32 37.4 V 595
2019-12-29 17:54:38 C 04 38 38.42 -00 31 28.9 V L01
2019-12-29 17:55:39 C 04 38 38.41 -00 31 19.8 V 595
2019-12-29 17:56:10 C 04 38 38.45 -00 31 13.5 V L01
2019-12-29 18:04:13 C 04 38 38.54 -00 29 53.5 V L01
2019-12-29 18:05:59 C 04 38 38.55 -00 29 38.2 V 595
2019-12-29 18:09:26 C 04 38 38.64 -00 29 01.5 V L01
2019-12-29 18:13:45 C 04 38 38.74 -00 28 21.0 V 595
2019-12-29 18:15:34 C 04 38 38.71 -00 28 01.3 V L01
2019-12-29 18:23:29 C 04 38 39.24 -00 26 40.3 V 104
2019-12-29 18:30:37 C 04 38 39.33 -00 25 29.9 V 104
2019-12-29 19:01:18 C 04 38 39.62 -00 20 27.0 V 104
2019-12-29 19:07:41 C 04 38 39.46 -00 19 34.3 V A17
2019-12-29 19:16:20 C 04 38 39.52 -00 18 09.5 V A17
2019-12-29 19:23:38 C 04 38 39.63 -00 16 58.1 V A17
2019-12-29 19:25:33 C 04 38 38.46 -00 16 36.2 o K88
2019-12-29 19:30:11 C 04 38 38.49 -00 15 50.8 o K88
2019-12-29 19:34:48 C 04 38 38.54 -00 15 05.4 o K88
2019-12-29 19:40:35 C 04 38 40.11 -00 14 07.5 V K30
2019-12-29 19:46:24 C 04 38 40.18 -00 13 10.5 V K30
2019-12-29 19:49:00 C 04 38 39.92 -00 12 38.3 V 160
2019-12-29 19:52:12 C 04 38 39.96 -00 12 06.7 V 160
2019-12-29 19:52:33 C 04 38 40.24 -00 12 11.6 V K30
2019-12-29 19:55:23 C 04 38 39.96 -00 11 36.4 V 160
2019-12-29 19:58:33 C 04 38 39.93 -00 11 06.2 V 160
2019-12-29 20:01:44 C 04 38 39.94 -00 10 35.4 V 160
2019-12-29 20:31:14 C 04 38 40.20 -00 05 57.8 t 198
2019-12-29 20:37:03 C 04 38 40.23 -00 05 01.5 t 198
2019-12-29 20:48:48 C 04 38 40.28 -00 03 08.1 t 198
2019-12-29 20:54:42 C 04 38 40.32 -00 02 11.3 t 198
2019-12-29 21:20:57 C 04 38 40.30 +00 01 58.5 V K87
2019-12-29 21:28:37 C 04 38 40.34 +00 03 12.1 V K87
2019-12-29 21:32:16 C 04 38 40.36 +00 03 46.8 V K87
2019-12-29 22:16:29 C 04 38 38.89 +00 10 53.1 t L04
2019-12-29 22:22:25 C 04 38 38.92 +00 11 49.4 t L04
2019-12-29 22:31:32 C 04 38 39.01 +00 13 15.3 t L04