225416 (1999 YC)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8302059922 ± 1.94e-08
Semi-major axis (a)1.4218313680 AU ± 8.85e-10
Inclination (i)38.26263278° ± 5.56e-06
Long. of Asc. Node (Ω)64.74710989° ± 2.27e-06
Arg. of Perihelion (ω)156.44953691° ± 2.85e-06
Mean Anomaly (M)70.91872829° ± 4.01e-06
Mean Motion (n)0.5813532963°/day ± 5.43e-10
Perihelion dist (q)0.24141845 AU ± 2.76e-08
Aphelion dist (Q)2.60224429 AU ± 2.76e-08
Orbital Period1.69539984 yr ± 1.58e-09
Physical Parameters
H (abs. magnitude)17.36
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.200″
Uncertainty0
Orbit TypeApollo
MOID0.248375 AU
Observations Used565
Gaia Obs Used24
Oppositions7
Arc Total1999-2016
First Observation Used1999-11-27
Last Observation Used2025-02-02
Observations (637)
Date Type RA Dec Mag Band Observatory
2024-11-28 09:16:16 C 02 59 52.489 +00 33 55.11 X F52
2024-11-30 08:50:31 C 02 56 05.725 +00 35 53.75 X F51
2024-11-30 09:27:18 C 02 56 02.781 +00 35 55.64 X F51
2024-11-30 09:45:37 C 02 56 01.320 +00 35 56.57 X F51
2024-12-02 06:26:42 C 02 52 33.809 +00 38 34.89 X F51
2024-12-02 06:45:15 C 02 52 32.360 +00 38 36.26 X F51
2024-12-02 07:03:52 C 02 52 30.923 +00 38 37.42 X F51
2024-12-02 07:22:29 C 02 52 29.477 +00 38 38.71 X F51
2024-12-06 07:05:04 C 02 45 24.140 +00 46 48.40 X F51
2024-12-06 07:27:50 C 02 45 22.477 +00 46 50.74 X F51
2024-12-06 08:06:55 C 02 45 19.625 +00 46 54.72 X F51
2024-12-18 12:53:20 C 02 27 01.846 +01 31 26.00 O18
2024-12-18 13:40:17 C 02 26 59.295 +01 31 35.42 O18
2024-12-25 05:40:25 C 02 19 24.875 +02 06 49.17 X F52
2024-12-25 05:57:56 C 02 19 24.123 +02 06 53.36 X F52
2024-12-25 06:15:30 C 02 19 23.374 +02 06 57.56 X F52
2024-12-25 06:33:03 C 02 19 22.609 +02 07 01.79 X F52
2024-12-28 12:46:18 C 02 16 19.505 +02 26 36.70 O18
2024-12-28 13:47:54 C 02 16 17.191 +02 26 52.90 O18
2024-12-28 15:01:52 C 02 16 14.423 +02 27 11.56 O18
2024-12-31 12:42:07 C 02 13 53.279 +02 45 53.21 O18
2024-12-31 15:39:09 C 02 13 47.543 +02 46 41.97 O18
2025-01-18 14:50:45 C 02 06 11.899 +05 02 30.06 O18
2025-01-18 15:20:25 C 02 06 11.735 +05 02 40.38 O18
2025-01-26 13:01:53 C 02 06 10.941 +06 10 43.26 O18
2025-01-26 13:03:29 C 02 06 10.932 +06 10 43.88 O18
2025-01-26 14:53:42 C 02 06 11.381 +06 11 24.36 O18
2025-01-27 14:42:09 C 02 06 18.956 +06 20 13.97 O18
2025-01-27 14:46:58 C 02 06 18.985 +06 20 15.86 O18
2025-01-28 13:02:50 C 02 06 27.589 +06 28 34.54 O18
2025-01-28 13:04:26 C 02 06 27.599 +06 28 34.95 O18
2025-01-28 14:43:05 C 02 06 28.198 +06 29 11.91 O18
2025-01-28 14:47:55 C 02 06 28.245 +06 29 13.79 O18
2025-01-31 14:19:30 C 02 07 05.257 +06 56 15.79 O18
2025-01-31 14:49:04 C 02 07 05.548 +06 56 27.34 O18
2025-02-02 12:53:35 C 02 07 36.738 +07 14 07.31 O18
2025-02-02 14:23:36 C 02 07 37.781 +07 14 41.90 O18