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
2022-04-04 00:28:23 C 13 07 01.99 +36 05 08.2 X 033
2022-04-04 00:28:47 C 13 07 01.81 +36 05 12.4 X 033
2022-04-04 07:59:37 C 13 03 56.390 +37 24 27.83 V 703
2022-04-04 08:07:52 C 13 03 52.492 +37 25 54.08 V 703
2022-04-04 08:24:01 C 13 03 45.014 +37 28 46.99 V 703
2022-04-07 06:27:23 C 12 19 16.288 +51 27 26.24 V G96
2022-04-07 06:34:58 C 12 19 08.915 +51 29 03.95 V G96
2022-04-07 06:42:32 C 12 19 01.499 +51 30 41.72 V G96
2022-04-07 06:50:06 C 12 18 54.007 +51 32 20.18 V G96
2022-04-07 07:09:37 C 12 18 34.711 +51 36 33.26 V 703
2022-04-07 07:18:49 C 12 18 25.614 +51 38 30.73 V 703
2022-04-07 07:34:21 C 12 18 10.422 +51 41 50.28 V 703
2022-04-13 03:45:55 C 07 04 34.880 +68 52 38.70 V I52
2022-04-13 03:49:51 C 07 04 23.780 +68 52 22.60 V I52
2022-04-13 03:53:47 C 07 04 12.850 +68 52 05.80 V I52
2022-04-13 03:57:44 C 07 04 01.610 +68 51 48.00 V I52