IAA RAS IAA Minor Planet Database

2019 AY4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3495488938 ± 7.06e-07
Semi-major axis (a)0.9780078875 AU ± 1.55e-08
Inclination (i)42.57950267° ± 6.65e-05
Long. of Asc. Node (Ω)272.61303410° ± 7.57e-06
Arg. of Perihelion (ω)52.12068256° ± 2.30e-05
Mean Anomaly (M)136.97779854° ± 1.25e-04
Mean Motion (n)1.0190576186°/day ± 2.42e-08
Perihelion dist (q)0.63614631 AU ± 6.91e-07
Aphelion dist (Q)1.31986946 AU ± 6.91e-07
Orbital Period0.96719387 yr ± 2.30e-08
Physical Parameters
H (abs. magnitude)22.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.211″
Uncertainty0
Orbit TypeAten
MOID0.095136 AU
Observations Used52
Oppositions1
Arc Total2019-2020
First Observation Used2019-01-05
Last Observation Used2020-01-04
Observations (53)
Date Type RA Dec Mag Band Observatory
2019-01-05 08:09:26 C 03 43 03.612 +01 16 45.38 – V F51
2019-01-05 08:28:00 C 03 43 04.164 +01 15 26.75 – V F51
2019-01-05 08:46:33 C 03 43 04.778 +01 14 08.31 – V F51
2019-01-06 07:43:57 C 03 44 01.905 -00 17 16.40 – U F51
2019-01-06 08:03:14 C 03 44 02.483 -00 18 29.04 – U F51
2019-01-06 08:22:28 C 03 44 03.060 -00 19 41.55 – U F51
2019-01-06 19:06:37 C 03 44 29.98 -00 59 11.5 – V L01
2019-01-06 19:12:12 C 03 44 30.13 -00 59 31.8 – V L01
2019-01-06 19:15:55 C 03 44 30.24 -00 59 44.9 – V L01
2019-01-07 10:22:23 C 03 45 05.39 -01 50 51.6 – V 474
2019-01-07 10:29:11 C 03 45 05.61 -01 51 14.6 – V 474
2019-01-07 10:35:59 C 03 45 05.86 -01 51 37.0 – V 474
2019-01-08 04:22:48 C 03 45 47.88 -02 48 58.4 – o 691
2019-01-08 04:50:24 C 03 45 48.67 -02 50 23.5 – o 691
2019-01-08 06:43:16 C 03 45 53.629 -02 56 00.27 – U F51
2019-01-08 07:21:53 C 03 45 54.749 -02 57 56.81 – U F51
2019-01-08 07:41:14 C 03 45 55.319 -02 58 55.10 – U F51
2019-01-10 02:13:23 C 03 47 32.47 -04 55 11.6 – u 807
2019-01-10 02:23:47 C 03 47 32.78 -04 55 37.8 – u 807
2019-01-10 02:34:16 C 03 47 33.10 -04 56 03.6 – u 807
2019-01-29 02:03:20 C 04 05 03.40 -13 50 02.1 – U 807
2019-01-29 02:29:44 C 04 05 04.42 -13 50 13.7 – U 807
2019-01-29 02:41:34 C 04 05 04.89 -13 50 18.6 – U 807
2019-12-21 09:08:31 C 08 40 25.01 +06 10 29.2 – V G96
2019-12-21 09:15:55 C 08 40 20.79 +06 09 39.7 – V G96
2019-12-21 09:23:20 C 08 40 16.60 +06 08 50.2 – V G96
2019-12-21 09:30:44 C 08 40 12.31 +06 08 00.9 – V G96
2019-12-21 11:03:42 C 08 39 19.29 +05 57 40.8 – V I52
2019-12-21 11:05:49 C 08 39 18.10 +05 57 26.3 – V I52
2019-12-21 11:07:55 C 08 39 16.87 +05 57 12.6 – V I52
2019-12-21 11:10:01 C 08 39 15.66 +05 56 58.3 – V I52
2019-12-21 22:43:40 C 08 32 52.36 +04 39 41.0 – V 033
2019-12-21 22:45:14 C 08 32 51.47 +04 39 31.0 – V 033
2019-12-21 22:46:47 C 08 32 50.59 +04 39 20.8 – V 033
2019-12-21 22:48:21 C 08 32 49.72 +04 39 10.3 – V 033
2019-12-21 22:49:54 C 08 32 48.85 +04 38 59.9 – V 033
2019-12-21 22:51:28 C 08 32 47.97 +04 38 49.6 – V 033
2019-12-22 02:34:47 C 08 30 43.55 +04 14 22.7 – V J04
2019-12-22 02:38:36 C 08 30 41.38 +04 13 57.3 – V J04
2019-12-22 07:47:34 C 08 27 51.25 +03 39 43.5 – V H01
2019-12-22 07:52:08 C 08 27 48.68 +03 39 13.3 – V H01
2019-12-22 07:57:41 C 08 27 44.61 +03 38 32.7 – u H21
2019-12-22 07:57:57 C 08 27 44.45 +03 38 30.9 – u H21
2019-12-22 08:01:52 C 08 27 42.24 +03 38 05.0 – u H21
2019-12-22 08:02:25 C 08 27 41.93 +03 38 01.3 – u H21
2019-12-22 08:06:37 C 08 27 39.58 +03 37 33.5 – u H21
2019-12-22 08:07:09 C 08 27 40.22 +03 37 34.0 – V H01
2019-12-22 08:09:51 C 08 27 37.74 +03 37 12.0 – u H21
2019-12-22 08:11:46 C 08 27 36.66 +03 36 59.3 – u H21
2019-12-22 08:20:16 C 08 27 32.83 +03 36 07.2 – V H01