IAA RAS IAA Minor Planet Database

474425 (2002 YF4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3338640063 ± 3.86e-08
Semi-major axis (a)1.7546501788 AU ± 2.36e-09
Inclination (i)33.68235750° ± 8.11e-06
Long. of Asc. Node (Ω)61.65359538° ± 5.63e-06
Arg. of Perihelion (ω)93.58428831° ± 1.71e-05
Mean Anomaly (M)276.86529869° ± 1.15e-05
Mean Motion (n)0.4240591697°/day ± 8.56e-10
Perihelion dist (q)1.16883564 AU ± 6.77e-08
Aphelion dist (Q)2.34046472 AU ± 6.78e-08
Orbital Period2.32426594 yr ± 4.69e-09
Physical Parameters
H (abs. magnitude)18.84
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.327″
Uncertainty0
Orbit TypeAmor
MOID0.429493 AU
Observations Used287
Oppositions14
Arc Total2002-2026
First Observation Used2002-12-27
Last Observation Used2026-01-10
Observations (393)
Date Type RA Dec Mag Band Observatory
2009-11-02 09:00:44 C 07 07 22.59 +30 49 11.8 – r 448
2009-11-02 09:45:02 C 07 07 26.24 +30 50 19.4 – r 448
2009-11-21 08:42:44 C 07 49 33.51 +45 34 39.0 – r 448
2009-11-21 09:06:23 C 07 49 35.98 +45 35 36.1 – r 448
2009-11-21 09:28:38 C 07 49 38.38 +45 36 29.7 – r 448
2009-12-05 10:11:00 C 08 36 15.42 +60 20 33.8 – o H21
2009-12-05 10:23:45 C 08 36 17.77 +60 21 08.7 – o H21
2010-02-06 21:43:50 S 18 17 05.51 +69 09 40.3 – L C51
2010-02-07 00:54:22 S 18 17 13.67 +69 08 12.5 – L C51
2010-02-07 07:15:24 S 18 17 29.35 +69 05 17.4 – L C51
2010-02-07 07:15:35 S 18 17 29.39 +69 05 17.8 – L C51
2010-02-07 13:36:37 S 18 17 44.79 +69 02 26.0 – L C51
2010-02-07 16:47:08 S 18 17 52.40 +69 01 00.8 – L C51
2010-02-07 19:57:39 S 18 17 59.66 +68 59 35.9 – L C51
2010-02-07 23:08:21 S 18 18 07.05 +68 58 13.0 – L C51
2010-02-08 00:43:53 S 18 18 10.88 +68 57 31.7 – L C51
2010-02-08 05:29:23 S 18 18 21.42 +68 55 26.7 – L C51
2010-02-08 07:04:55 S 18 18 25.33 +68 54 45.1 – L C51
2010-02-08 08:39:54 S 18 18 28.23 +68 54 03.5 – L C51
2010-02-08 08:40:05 S 18 18 28.22 +68 54 03.9 – L C51
2010-02-08 13:26:08 S 18 18 38.60 +68 52 01.0 – L C51
2010-02-08 16:36:40 S 18 18 45.24 +68 50 40.0 – L C51
2010-02-08 18:11:39 S 18 18 48.50 +68 49 59.2 – L C51
2010-02-08 19:47:11 S 18 18 51.78 +68 49 19.7 – L C51
2010-02-08 21:22:10 S 18 18 55.01 +68 48 39.3 – L C51
2010-02-08 21:22:21 S 18 18 54.99 +68 48 39.2 – L C51
2010-02-08 22:57:42 S 18 18 58.02 +68 47 59.7 – L C51
2010-02-09 00:32:52 S 18 19 01.45 +68 47 20.6 – L C51
2010-02-09 03:43:23 S 18 19 07.69 +68 46 00.4 – L C51
2010-02-09 05:18:55 S 18 19 10.86 +68 45 21.9 – L C51
2010-02-09 06:53:54 S 18 19 13.80 +68 44 42.5 – L C51
2010-02-09 08:29:26 S 18 19 17.01 +68 44 03.0 – L C51
2010-02-09 14:50:39 S 18 19 29.04 +68 41 27.7 – L C51
2010-02-09 16:25:38 S 18 19 31.82 +68 40 48.1 – L C51
2010-02-09 19:36:09 S 18 19 37.60 +68 39 32.6 – L C51
2010-02-09 21:11:41 S 18 19 40.50 +68 38 54.3 – L C51
2010-02-09 22:46:40 S 18 19 43.38 +68 38 16.9 – L C51
2010-02-09 22:46:51 S 18 19 43.13 +68 38 16.1 – L C51
2010-02-10 00:22:12 S 18 19 45.99 +68 37 39.0 – L C51
2010-02-10 01:57:22 S 18 19 48.83 +68 37 00.0 – L C51
2010-02-10 03:32:55 S 18 19 51.59 +68 36 23.6 – L C51
2010-02-10 06:43:25 S 18 19 56.88 +68 35 07.8 – L C51
2010-02-10 13:04:28 S 18 20 07.39 +68 32 40.8 – L C51
2010-02-10 16:15:10 S 18 20 12.45 +68 31 26.4 – L C51
2010-02-10 19:25:41 S 18 20 17.44 +68 30 14.8 – L C51
2010-02-10 22:36:12 S 18 20 22.37 +68 29 02.3 – L C51
2010-02-11 01:46:43 S 18 20 26.84 +68 27 50.7 – L C51
2010-02-11 08:07:56 S 18 20 36.23 +68 25 29.4 – L C51
2010-03-09 12:58:20 S 18 03 17.35 +66 31 58.0 – L C51
2010-03-09 14:33:19 S 18 03 09.54 +66 31 51.8 – L C51