2019 YH4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5043364528 ± 3.78e-06
Semi-major axis (a)2.2425318931 AU ± 1.98e-05
Inclination (i)42.73812377° ± 1.62e-04
Long. of Asc. Node (Ω)292.66271891° ± 2.00e-05
Arg. of Perihelion (ω)247.09149840° ± 2.02e-04
Mean Anomaly (M)242.97336951° ± 7.95e-03
Mean Motion (n)0.2934974510°/day ± 3.88e-06
Perihelion dist (q)1.11154131 AU ± 1.30e-05
Aphelion dist (Q)3.37352247 AU ± 3.09e-05
Orbital Period3.35821071 yr ± 4.44e-05
Physical Parameters
H (abs. magnitude)20.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.272″
Uncertainty1
Orbit TypeAmor
MOID0.351290 AU
Observations Used94
Oppositions1
Arc Total2019-2020
First Observation Used2019-12-10
Last Observation Used2020-05-30
Observations (103)
Date Type RA Dec Mag Band Observatory
2020-01-18 10:06:51 C 06 46 10.94 +24 25 02.0 V I52
2020-01-18 10:10:07 C 06 46 10.38 +24 24 51.1 V I52
2020-01-18 11:30:54 C 06 45 55.80 +24 20 21.1 V I52
2020-01-20 21:05:15 C 06 35 52.77 +21 04 55.6 V K87
2020-01-20 21:12:52 C 06 35 51.44 +21 04 28.7 V K87
2020-01-20 21:20:27 C 06 35 50.07 +21 04 01.9 V K87
2020-02-01 02:07:09 C 05 55 45.07 +05 14 51.0 V G96
2020-02-01 02:15:10 C 05 55 44.06 +05 14 24.0 V G96
2020-02-01 02:31:14 C 05 55 42.01 +05 13 29.5 V G96
2020-02-01 03:27:19 C 05 55 34.87 +05 10 20.0 o 691
2020-02-01 03:48:59 C 05 55 32.08 +05 09 07.3 o 691
2020-02-01 04:10:37 C 05 55 29.32 +05 07 53.6 o 691
2020-02-03 03:36:55 C 05 49 53.09 +02 30 18.8 o 691
2020-02-03 03:54:05 C 05 49 51.04 +02 29 22.7 o 691
2020-02-03 04:11:14 C 05 49 49.02 +02 28 26.7 o 691
2020-02-15 01:29:39 C 05 25 16.76 -10 50 23.5 u 807
2020-02-15 01:35:10 C 05 25 16.40 -10 50 36.2 u 807
2020-02-15 01:40:31 C 05 25 16.04 -10 50 48.7 u 807
2020-02-15 03:15:38 C 05 25 10.56 -10 54 48.3 o 691
2020-02-15 03:24:11 C 05 25 10.04 -10 55 08.5 o 691
2020-02-16 04:04:57 S 05 23 43.05 -11 51 33.4 L C51
2020-02-16 07:14:00 S 05 23 32.45 -11 58 40.0 L C51
2020-02-16 10:22:19 S 05 23 21.80 -12 05 42.2 L C51
2020-02-16 11:56:34 S 05 23 16.59 -12 09 14.0 L C51
2020-02-16 13:30:38 S 05 23 11.20 -12 12 41.7 L C51
2020-02-16 13:30:49 S 05 23 11.45 -12 12 43.6 L C51
2020-02-16 15:04:53 S 05 23 06.23 -12 16 12.9 L C51
2020-02-16 16:39:08 S 05 23 00.99 -12 19 43.7 L C51
2020-02-19 03:26:38 C 05 20 03.05 -14 25 25.8 V G96
2020-02-19 03:42:41 C 05 20 02.23 -14 25 58.6 V G96
2020-02-19 03:50:44 C 05 20 01.85 -14 26 14.7 V G96
2020-02-24 09:39:42 C 05 15 16.96 -18 24 12.0 V 474
2020-02-24 09:44:46 C 05 15 16.80 -18 24 20.7 V 474
2020-02-24 09:49:50 C 05 15 16.64 -18 24 29.7 V 474
2020-02-25 02:33:59 C 05 14 48.14 -18 53 44.3 o 691
2020-02-25 02:53:51 C 05 14 47.51 -18 54 18.2 o 691
2020-02-25 03:13:41 C 05 14 46.89 -18 54 52.4 o 691
2020-02-27 02:33:08 C 05 13 36.00 -20 13 29.3 o 691
2020-02-27 03:01:19 C 05 13 35.23 -20 14 15.0 o 691
2020-02-27 03:29:23 C 05 13 34.52 -20 14 59.5 o 691
2020-03-06 01:01:36 C 05 11 07.04 -24 50 43.0 V 807
2020-03-06 01:08:26 C 05 11 06.98 -24 50 51.9 V 807
2020-03-06 01:14:25 C 05 11 06.94 -24 50 59.8 V 807
2020-03-16 01:08:45 C 05 12 07.68 -29 36 54.9 u 807
2020-03-16 01:20:25 C 05 12 07.76 -29 37 07.5 u 807
2020-03-16 01:32:06 C 05 12 07.88 -29 37 19.8 u 807
2020-05-27 07:01:52 C 07 20 53.64 -57 43 07.3 V 474
2020-05-27 07:06:57 C 07 20 54.77 -57 43 12.6 V 474
2020-05-27 07:12:01 C 07 20 55.72 -57 43 18.4 V 474
2020-05-27 07:18:36 C 07 20 57.10 -57 43 25.3 V 474