2025 YC4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5305780968 ± 3.41e-04
Semi-major axis (a)1.7994850930 AU ± 1.18e-03
Inclination (i)10.07290738° ± 5.21e-03
Long. of Asc. Node (Ω)89.80248032° ± 3.70e-04
Arg. of Perihelion (ω)301.40667836° ± 8.01e-04
Mean Anomaly (M)5.03302205° ± 7.41e-03
Mean Motion (n)0.4083098870°/day ± 4.00e-04
Perihelion dist (q)0.84471772 AU ± 8.25e-04
Aphelion dist (Q)2.75425247 AU ± 1.90e-03
Orbital Period2.41391726 yr ± 2.37e-03
Physical Parameters
H (abs. magnitude)26.04
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.249″
Uncertainty1
Orbit TypeApollo
MOID0.012626 AU
Observations Used22
Oppositions1
Arc Total2025-2025
First Observation Used2025-12-20
Last Observation Used2025-12-23
Observations (22)
Date Type RA Dec Mag Band Observatory
2025-12-20 07:00:02 C 07 49 26.044 +15 55 53.76 V 703
2025-12-20 07:03:19 C 07 49 24.726 +15 57 06.16 V 703
2025-12-22 09:04:37 C 07 37 47.226 +28 08 51.04 V G96
2025-12-22 09:12:05 C 07 37 45.502 +28 10 02.17 V G96
2025-12-22 09:19:34 C 07 37 43.849 +28 11 12.37 V G96
2025-12-22 09:27:04 C 07 37 42.146 +28 12 23.40 V G96
2025-12-22 12:00:28 C 07 37 09.145 +28 35 40.92 V I52
2025-12-22 12:01:11 C 07 37 08.994 +28 35 46.90 V I52
2025-12-22 12:01:55 C 07 37 08.843 +28 35 53.74 V I52
2025-12-22 12:02:39 C 07 37 08.684 +28 36 00.11 V I52
2025-12-23 05:18:13 C 07 34 54.413 +30 55 41.81 V G96
2025-12-23 05:20:04 C 07 34 54.065 +30 55 55.78 V G96
2025-12-23 05:21:47 C 07 34 53.746 +30 56 08.81 V G96
2025-12-23 05:25:27 B 07 34 50.326 +30 56 30.34 X 734
2025-12-23 05:39:37 B 07 34 47.796 +30 58 15.56 X 734
2025-12-23 06:43:25 C 07 34 39.432 +31 06 09.97 V V06
2025-12-23 06:43:48 C 07 34 39.364 +31 06 12.67 V V06
2025-12-23 06:44:10 C 07 34 39.295 +31 06 15.48 V V06
2025-12-23 06:44:33 C 07 34 39.234 +31 06 18.29 V V06
2025-12-23 19:46:56 B 07 32 54.400 +32 31 29.39 X N56
2025-12-23 19:57:26 B 07 32 52.619 +32 32 32.60 X N56
2025-12-23 20:08:14 B 07 32 50.730 +32 33 37.53 X N56