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
2017-04-22 09:26:19 C 15 58 29.70 +38 27 40.2 q 703
2017-04-22 09:34:13 C 15 58 28.36 +38 27 26.4 q 703
2017-04-24 08:50:12 C 15 50 48.44 +37 00 30.7 q G96
2017-04-24 08:56:23 C 15 50 47.39 +37 00 19.0 q G96
2017-04-24 09:02:33 C 15 50 46.35 +37 00 07.2 q G96
2017-04-24 09:08:45 C 15 50 45.30 +36 59 55.2 q G96
2017-04-27 08:08:47 C 15 39 09.57 +34 35 18.6 q 703
2017-04-27 08:39:51 C 15 39 04.30 +34 34 10.8 q 703
2017-04-27 08:44:51 C 15 39 03.48 +34 34 00.0 q 703
2017-04-27 08:49:52 C 15 39 02.69 +34 33 50.1 q 703
2017-04-28 23:14:42 C 15 32 47.82 +33 08 31.3 U 130
2017-04-28 23:16:52 C 15 32 47.47 +33 08 25.9 U 130
2017-04-28 23:19:02 C 15 32 47.07 +33 08 21.5 U 130
2017-04-28 23:21:12 C 15 32 46.71 +33 08 16.3 U 130
2017-05-03 09:47:21 C 15 15 49.13 +28 48 43.1 q G96
2017-05-03 09:53:19 C 15 15 48.18 +28 48 27.5 q G96
2017-05-03 09:59:20 C 15 15 47.21 +28 48 11.8 q G96
2017-05-03 10:05:18 C 15 15 46.27 +28 47 56.3 q G96
2017-05-04 06:40:00 C 15 12 36.87 +27 54 10.6 q 703
2017-05-04 06:47:43 C 15 12 35.65 +27 53 49.7 q 703
2017-05-04 06:55:25 C 15 12 34.44 +27 53 30.6 q 703
2017-05-04 07:03:06 C 15 12 33.25 +27 53 09.4 q 703
2017-05-15 07:32:26 C 14 36 28.75 +15 22 03.7 q G96
2017-05-15 07:38:34 C 14 36 28.00 +15 21 45.7 q G96
2017-05-15 07:44:41 C 14 36 27.29 +15 21 27.7 q G96
2017-05-15 07:53:43 C 14 36 26.17 +15 21 01.5 q G96
2017-05-17 09:01:21 C 14 30 53.90 +12 58 10.0 q 703
2017-05-17 09:14:00 C 14 30 52.51 +12 57 33.2 q 703
2017-05-17 09:20:20 C 14 30 51.81 +12 57 14.8 q 703
2017-05-18 10:35:52 C 14 28 10.902 +11 44 32.95 L F51
2017-05-18 10:52:50 C 14 28 09.049 +11 43 44.11 L F51
2017-05-18 11:09:54 C 14 28 07.190 +11 42 55.12 L F51
2017-05-18 11:26:57 C 14 28 05.332 +11 42 06.00 L F51
2017-05-22 06:42:16 C 14 19 16.88 +07 25 18.8 q 703
2017-05-22 06:57:40 C 14 19 15.70 +07 24 40.7 q 703
2017-05-22 07:05:21 C 14 19 15.09 +07 24 20.1 q 703
2017-05-23 03:30:42 C 14 17 29.12 +06 28 34.8 q G96
2017-05-23 03:36:52 C 14 17 28.56 +06 28 18.0 q G96
2017-05-23 03:43:01 C 14 17 28.01 +06 28 01.6 q G96
2017-05-23 03:49:10 C 14 17 27.46 +06 27 44.9 q G96
2017-05-23 22:35:40 C 14 15 52.21 +05 37 03.4 S A16
2017-05-25 09:42:05 C 14 13 04.73 +04 04 21.2 L T08
2017-05-25 10:06:46 C 14 13 02.87 +04 03 17.3 L T08
2017-05-25 10:30:37 C 14 13 00.86 +04 02 13.6 L T08
2017-05-25 10:53:48 C 14 12 58.95 +04 01 14.1 L T08
2017-05-28 06:43:04 C 14 08 10.47 +01 08 55.4 q 703
2017-05-28 06:51:27 C 14 08 09.93 +01 08 33.4 q 703
2017-05-28 06:59:53 C 14 08 09.35 +01 08 13.1 q 703
2017-05-28 07:08:20 C 14 08 08.74 +01 07 52.6 q 703
2017-05-28 14:35:08 C 14 07 39.99 +00 49 33.4 q D29