2019 YU4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2634367955 ± 2.28e-04
Semi-major axis (a)1.5601569035 AU ± 6.82e-04
Inclination (i)0.90477036° ± 6.95e-04
Long. of Asc. Node (Ω)56.86653981° ± 3.75e-03
Arg. of Perihelion (ω)57.29266962° ± 8.98e-03
Mean Anomaly (M)359.92357085° ± 7.16e-01
Mean Motion (n)0.5057779135°/day ± 3.32e-04
Perihelion dist (q)1.14915417 AU ± 6.16e-04
Aphelion dist (Q)1.97115964 AU ± 9.33e-04
Orbital Period1.94873334 yr ± 1.28e-03
Physical Parameters
H (abs. magnitude)24.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.204″
Uncertainty3
Orbit TypeAmor
MOID0.165835 AU
Observations Used21
Oppositions1
Arc Total2019-2020
First Observation Used2019-12-30
Last Observation Used2020-01-24
Observations (21)
Date Type RA Dec Mag Band Observatory
2019-12-30 08:52:34 C 06 58 19.46 +26 48 01.7 V V00
2019-12-30 08:57:09 C 06 58 19.54 +26 48 02.2 V V00
2019-12-30 09:06:17 C 06 58 19.72 +26 48 03.7 V V00
2019-12-30 21:47:37 C 06 58 46.26 +26 50 13.6 V L01
2019-12-30 21:53:50 C 06 58 46.40 +26 50 14.6 V L01
2019-12-30 22:01:12 C 06 58 46.55 +26 50 16.1 V L01
2019-12-30 23:25:48 C 06 58 48.38 +26 50 28.4 V 033
2019-12-30 23:30:57 C 06 58 48.48 +26 50 29.5 V 033
2019-12-30 23:36:05 C 06 58 48.59 +26 50 30.3 V 033
2020-01-01 02:47:47 C 06 59 43.71 +26 55 28.6 V H01
2020-01-01 02:56:51 C 06 59 43.95 +26 55 31.0 V H01
2020-01-01 03:09:19 C 06 59 44.29 +26 55 34.2 V H01
2020-01-01 03:28:49 C 06 59 44.78 +26 55 39.2 V H01
2020-01-04 05:36:50 C 07 02 06.37 +27 08 24.9 V V06
2020-01-04 05:46:22 C 07 02 06.55 +27 08 27.2 V V06
2020-01-04 05:55:55 C 07 02 06.68 +27 08 28.9 V V06
2020-01-04 06:19:30 C 07 02 07.13 +27 08 32.9 V V06
2020-01-24 04:22:39 C 07 20 32.29 +27 39 37.4 V V06
2020-01-24 04:29:29 C 07 20 32.52 +27 39 37.5 V V06
2020-01-24 04:36:21 C 07 20 32.78 +27 39 37.5 V V06
2020-01-24 04:43:12 C 07 20 33.02 +27 39 37.4 V V06