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
2010-04-28 07:04:22 C 14 31 17.01 +49 18 30.4 o H21
2010-05-05 09:47:28 C 14 06 38.95 +41 19 49.1 r 703
2010-05-05 09:55:01 C 14 06 38.01 +41 19 25.8 r 703
2010-05-05 10:10:04 C 14 06 36.10 +41 18 39.4 r 703
2010-05-10 07:31:47 C 13 53 33.93 +35 13 06.2 r 703
2010-05-10 07:42:28 C 13 53 32.89 +35 12 31.7 r 703
2010-05-10 07:53:12 C 13 53 31.74 +35 11 57.3 r 703
2010-05-10 08:04:03 C 13 53 30.62 +35 11 23.1 r 703
2010-05-11 01:54:41 C 13 51 48.37 +34 14 13.7 o I15
2010-05-11 02:16:05 C 13 51 46.26 +34 13 05.3 o I15
2010-05-11 02:37:30 C 13 51 44.13 +34 11 56.9 o I15
2010-05-21 06:15:18 C 13 34 19.74 +21 10 40.0 r 703
2010-05-21 06:38:32 C 13 34 18.44 +21 09 27.5 r 703
2010-05-21 06:50:07 C 13 34 17.76 +21 08 51.2 r 703
2010-05-28 03:45:25 C 13 27 58.21 +12 56 16.3 o H21
2010-05-28 03:53:18 C 13 27 57.92 +12 55 54.8 o H21
2010-05-28 04:02:08 C 13 27 57.62 +12 55 29.8 o H21
2010-05-29 03:50:46 C 13 27 20.65 +11 48 35.6 o H21
2010-05-29 04:02:43 C 13 27 20.30 +11 48 02.1 o H21
2010-05-29 04:13:46 C 13 27 20.02 +11 47 31.6 o H21
2016-10-18 11:04:21 C 07 10 00.27 +26 51 22.0 o 695
2016-10-18 11:22:54 C 07 10 02.14 +26 51 41.1 o 695
2016-10-18 11:41:26 C 07 10 04.01 +26 52 00.2 o 695
2016-11-06 14:45:22 C 08 04 06.294 +36 32 25.58 L F51
2016-11-06 14:55:45 C 08 04 07.690 +36 32 41.46 L F51
2016-11-06 15:06:06 C 08 04 09.071 +36 32 57.40 L F51
2016-11-06 15:16:28 C 08 04 10.468 +36 33 13.37 L F51
2016-11-13 13:55:22 C 08 28 51.660 +41 03 55.60 L F51
2016-11-13 14:11:12 C 08 28 54.173 +41 04 23.33 L F51
2016-11-13 14:27:04 C 08 28 56.613 +41 04 50.38 L F51
2016-11-27 14:22:38 C 09 34 37.582 +51 21 26.30 L F51
2016-11-27 15:01:00 C 09 34 46.541 +51 22 38.76 L F51
2017-03-22 11:10:14 C 17 23 42.45 +49 24 41.4 q 703
2017-03-22 11:17:40 C 17 23 42.21 +49 24 39.7 q 703
2017-03-22 11:25:06 C 17 23 41.92 +49 24 38.3 q 703
2017-04-12 12:58:23 C 16 34 17.689 +43 58 37.51 L F51
2017-04-12 13:15:35 C 16 34 15.190 +43 58 19.12 L F51
2017-04-12 13:32:49 C 16 34 12.707 +43 58 00.66 L F51
2017-04-12 13:50:07 C 16 34 10.203 +43 57 42.10 L F51
2017-04-16 08:47:55 C 16 21 05.14 +42 09 14.9 q 703
2017-04-16 08:55:53 C 16 21 03.97 +42 09 04.6 q 703
2017-04-16 09:03:55 C 16 21 02.74 +42 08 54.2 q 703
2017-04-16 09:12:02 C 16 21 01.45 +42 08 43.2 q 703
2017-04-18 19:57:09 C 16 12 02.80 +40 46 24.3 q D29
2017-04-18 20:22:37 C 16 11 58.70 +40 45 45.8 q D29
2017-04-22 00:45:38 C 15 59 54.01 +38 42 46.7 c 122
2017-04-22 00:58:26 C 15 59 51.89 +38 42 24.5 c 122
2017-04-22 01:12:56 C 15 59 49.50 +38 41 59.4 c 122
2017-04-22 09:10:44 C 15 58 32.28 +38 28 07.9 q 703
2017-04-22 09:18:30 C 15 58 31.03 +38 27 54.5 q 703