620000 (2019 YS4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5522863067 ± 3.77e-08
Semi-major axis (a)1.2774995551 AU ± 3.37e-09
Inclination (i)21.41937088° ± 4.77e-06
Long. of Asc. Node (Ω)102.53663585° ± 6.80e-06
Arg. of Perihelion (ω)160.37107574° ± 7.85e-06
Mean Anomaly (M)287.68791035° ± 7.38e-06
Mean Motion (n)0.6826076323°/day ± 2.70e-09
Perihelion dist (q)0.57195404 AU ± 4.82e-08
Aphelion dist (Q)1.98304507 AU ± 4.85e-08
Orbital Period1.44391337 yr ± 5.72e-09
Physical Parameters
H (abs. magnitude)19.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.169″
Uncertainty0
Orbit TypeApollo
MOID0.311043 AU
Observations Used119
Oppositions4
Arc Total2010-2023
First Observation Used2010-02-16
Last Observation Used2023-12-04
Observations (127)
Date Type RA Dec Mag Band Observatory
2010-02-16 16:52:05 S 16 49 20.820 +46 30 20.77 L C51
2010-02-16 18:27:15 S 16 50 11.323 +46 30 10.91 L C51
2010-02-16 18:27:26 S 16 50 11.414 +46 30 11.16 L C51
2010-02-16 20:02:36 S 16 51 01.990 +46 30 00.18 L C51
2010-02-16 21:37:57 S 16 51 52.608 +46 29 48.16 L C51
2010-02-16 23:13:07 S 16 52 43.090 +46 29 34.30 L C51
2010-02-17 00:48:28 S 16 53 33.734 +46 29 19.36 L C51
2013-12-07 11:04:54 C 06 29 51.681 +11 29 06.19 V F51
2013-12-07 11:25:50 C 06 29 49.972 +11 29 12.67 V F51
2013-12-07 11:46:48 C 06 29 48.236 +11 29 19.18 V F51
2014-10-24 06:58:43 S 22 49 07.661 -71 11 07.12 L C51
2014-10-24 10:08:08 S 22 50 22.733 -71 01 11.03 L C51
2014-10-24 11:42:45 S 22 50 59.794 -70 56 12.77 L C51
2014-10-24 13:17:22 S 22 51 36.478 -70 51 14.76 L C51
2014-10-24 14:52:10 S 22 52 12.862 -70 46 16.72 L C51
2014-10-24 16:26:47 S 22 52 48.773 -70 41 17.20 L C51
2014-10-24 18:01:35 S 22 53 24.530 -70 36 18.25 L C51
2014-10-24 19:36:12 S 22 53 59.954 -70 31 20.10 L C51
2014-10-24 21:10:49 S 22 54 34.908 -70 26 21.66 L C51
2014-10-24 22:45:37 S 22 55 09.802 -70 21 22.61 L C51
2014-10-25 00:20:14 S 22 55 44.114 -70 16 22.87 L C51
2014-10-25 06:39:04 S 22 57 58.757 -69 56 27.24 L C51
2017-09-19 16:18:08 S 05 47 29.357 -20 54 59.47 L C51
2017-09-19 17:52:34 S 05 47 25.198 -20 56 01.93 L C51
2017-10-07 14:01:51 C 05 19 26.420 -25 07 50.23 V F51
2017-10-07 14:16:03 C 05 19 25.090 -25 07 57.18 V F51
2017-10-07 14:30:09 C 05 19 23.779 -25 08 04.35 V F51
2017-12-10 08:03:50 C 02 39 43.455 -15 21 54.94 V F51
2017-12-10 08:20:35 C 02 39 42.678 -15 21 38.57 V F51
2017-12-10 08:37:19 C 02 39 41.911 -15 21 22.31 V F51
2019-11-28 13:01:48 C 09 03 15.996 +17 22 01.75 V F51
2019-11-28 13:19:45 C 09 03 16.428 +17 22 07.11 V F51
2019-11-28 13:37:48 C 09 03 16.813 +17 22 13.12 V F51
2019-11-28 13:55:51 C 09 03 17.215 +17 22 18.47 V F51
2019-12-27 11:38:41 C 09 02 47.299 +24 20 51.68 V F51
2019-12-30 13:37:51 C 08 59 53.881 +25 36 24.09 U F51
2019-12-30 13:53:41 C 08 59 53.138 +25 36 40.87 U F51
2019-12-30 14:09:35 C 08 59 52.380 +25 36 57.83 U F51
2019-12-30 14:25:17 C 08 59 51.647 +25 37 14.50 U F51
2019-12-31 01:48:32 C 08 59 21.29 +25 49 23.8 V 033
2019-12-31 01:53:42 C 08 59 21.03 +25 49 29.6 V 033
2019-12-31 01:58:49 C 08 59 20.77 +25 49 35.0 V 033
2019-12-31 02:56:49 C 08 59 17.96 +25 50 38.5 V L01
2019-12-31 02:59:39 C 08 59 17.84 +25 50 41.5 V L01
2019-12-31 03:02:28 C 08 59 17.74 +25 50 44.4 V L01
2019-12-31 03:09:15 C 08 59 17.37 +25 50 51.7 V L01
2020-01-01 01:42:20 C 08 58 13.33 +26 15 37.3 o K88
2020-01-01 02:00:35 C 08 58 12.40 +26 15 57.1 o K88
2020-01-04 06:50:19 C 08 54 00.50 +27 45 00.5 V I52
2020-01-04 06:52:43 C 08 54 00.38 +27 45 05.6 V I52