IAA RAS IAA Minor Planet Database

2018 YA3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2485407489 ± 1.02e-06
Semi-major axis (a)1.3750265397 AU ± 2.09e-06
Inclination (i)7.12784621° ± 2.42e-05
Long. of Asc. Node (Ω)91.54120550° ± 1.61e-05
Arg. of Perihelion (ω)81.70523563° ± 2.59e-05
Mean Anomaly (M)54.36965252° ± 3.42e-03
Mean Motion (n)0.6112876971°/day ± 1.39e-06
Perihelion dist (q)1.03327641 AU ± 2.10e-06
Aphelion dist (Q)1.71677667 AU ± 2.96e-06
Orbital Period1.61237710 yr ± 3.67e-06
Physical Parameters
H (abs. magnitude)22.83
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.346″
Uncertainty1
Orbit TypeAmor
MOID0.124149 AU
Observations Used233
Oppositions1
Arc Total2018-2019
First Observation Used2018-12-31
Last Observation Used2019-06-09
Observations (237)
Date Type RA Dec Mag Band Observatory
2018-12-31 10:19:18 C 08 52 35.784 +26 24 14.94 – U F51
2018-12-31 10:37:06 C 08 52 37.146 +26 24 41.04 – U F51
2018-12-31 10:54:59 C 08 52 38.493 +26 25 06.98 – U F51
2018-12-31 10:58:28 C 08 52 36.75 +26 25 04.5 – V G96
2018-12-31 11:12:51 C 08 52 37.82 +26 25 25.2 – V G96
2018-12-31 11:13:02 C 08 52 39.855 +26 25 33.36 – U F51
2018-12-31 11:23:07 C 08 52 38.58 +26 25 38.9 – V G96
2018-12-31 11:32:44 C 08 52 39.31 +26 25 53.0 – V G96
2018-12-31 12:57:49 C 08 52 45.87 +26 27 50.7 – V G96
2018-12-31 13:00:23 C 08 52 46.13 +26 27 54.2 – V G96
2018-12-31 13:02:47 C 08 52 46.35 +26 27 57.2 – V G96
2018-12-31 13:05:09 C 08 52 46.43 +26 27 59.9 – V G96
2019-01-01 02:11:15 C 08 53 55.88 +26 46 52.7 – o K88
2019-01-01 02:21:38 C 08 53 56.72 +26 47 07.8 – o K88
2019-01-01 02:32:00 C 08 53 57.55 +26 47 23.1 – o K88
2019-01-02 03:02:11 C 08 56 06.94 +27 23 56.1 – V J95
2019-01-02 03:09:27 C 08 56 07.54 +27 24 06.8 – V J95
2019-01-02 03:16:42 C 08 56 08.16 +27 24 17.5 – V J95
2019-01-03 00:58:17 C 08 58 04.92 +27 57 58.3 – V L01
2019-01-03 01:05:00 C 08 58 05.48 +27 58 09.5 – V L01
2019-01-03 01:09:30 C 08 58 05.82 +27 58 16.6 – V L01
2019-01-03 04:45:28 C 08 58 23.73 +28 03 49.3 – S 033
2019-01-03 04:50:37 C 08 58 24.13 +28 03 57.0 – S 033
2019-01-04 07:57:32 C 09 00 55.34 +28 48 09.5 – V G96
2019-01-04 08:05:01 C 09 00 55.94 +28 48 21.9 – V G96
2019-01-04 08:12:31 C 09 00 56.55 +28 48 34.8 – V G96
2019-01-04 08:19:59 C 09 00 57.16 +28 48 47.3 – V G96
2019-01-07 13:34:24 C 09 08 19.153 +31 04 17.05 – U F51
2019-01-07 13:50:38 C 09 08 20.543 +31 04 46.59 – U F51
2019-01-07 14:06:57 C 09 08 21.947 +31 05 16.11 – U F51
2019-01-08 10:09:33 C 09 10 26.291 +31 42 51.78 – U F51
2019-01-08 10:27:15 C 09 10 27.874 +31 43 26.41 – U F51
2019-01-08 10:44:55 C 09 10 29.435 +31 44 00.78 – U F51
2019-01-08 11:02:42 C 09 10 31.008 +31 44 35.46 – U F51
2019-01-08 11:33:35 C 09 10 31.29 +31 45 22.8 – V I52
2019-01-08 11:37:24 C 09 10 31.64 +31 45 30.2 – V I52
2019-01-13 09:50:38 C 09 23 34.091 +35 48 18.37 – U F51
2019-01-13 10:00:23 C 09 23 35.113 +35 48 40.46 – U F51
2019-01-13 10:10:09 C 09 23 36.134 +35 49 02.52 – U F51
2019-01-13 10:20:04 C 09 23 37.163 +35 49 24.93 – U F51
2019-01-15 11:54:09 C 09 29 42.172 +37 41 04.20 – U F51
2019-01-15 12:05:08 C 09 29 43.373 +37 41 29.54 – U F51
2019-01-15 12:16:03 C 09 29 44.574 +37 41 54.77 – U F51
2019-01-15 12:27:19 C 09 29 45.807 +37 42 20.72 – U F51
2019-01-16 10:49:22 C 09 32 42.618 +38 34 24.61 – U F52
2019-01-16 11:04:25 C 09 32 44.346 +38 35 00.68 – U F52
2019-01-16 11:19:29 C 09 32 46.072 +38 35 36.75 – U F52
2019-01-24 09:05:19 C 10 02 42.75 +46 29 37.0 – – I41
2019-01-24 09:30:59 C 10 02 47.00 +46 30 44.0 – – I41
2019-01-24 09:56:33 C 10 02 51.24 +46 31 50.3 – – I41