2025 YR4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5295018132 ± 1.85e-04
Semi-major axis (a)1.8779837465 AU ± 6.84e-04
Inclination (i)7.00705199° ± 1.99e-03
Long. of Asc. Node (Ω)275.13990278° ± 3.12e-04
Arg. of Perihelion (ω)126.33442849° ± 9.99e-04
Mean Anomaly (M)2.19355863° ± 2.06e-03
Mean Motion (n)0.3829786221°/day ± 2.09e-04
Perihelion dist (q)0.88358795 AU ± 4.74e-04
Aphelion dist (Q)2.87237955 AU ± 1.10e-03
Orbital Period2.57358042 yr ± 1.41e-03
Physical Parameters
H (abs. magnitude)26.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.156″
Uncertainty1
Orbit TypeApollo
MOID0.016182 AU
Observations Used20
Oppositions1
Arc Total2025-2025
First Observation Used2025-12-22
Last Observation Used2025-12-24
Observations (22)
Date Type RA Dec Mag Band Observatory
2025-12-22 11:10:04 C 08 40 00.163 +35 05 22.24 V G96
2025-12-22 11:17:28 C 08 39 53.010 +35 03 12.96 V G96
2025-12-22 11:24:53 C 08 39 46.033 +35 01 06.31 V G96
2025-12-22 11:32:17 C 08 39 38.923 +34 58 57.18 V G96
2025-12-22 12:33:24 C 08 38 41.442 +34 41 15.50 V G96
2025-12-22 12:33:50 C 08 38 41.039 +34 41 07.91 V G96
2025-12-22 12:34:16 C 08 38 40.636 +34 41 00.38 V G96
2025-12-22 13:02:45 C 08 38 14.586 +34 32 48.05 V G96
2025-12-22 13:04:09 C 08 38 13.340 +34 32 22.96 V G96
2025-12-22 13:05:33 C 08 38 12.073 +34 31 59.34 V G96
2025-12-22 13:06:57 C 08 38 10.810 +34 31 35.80 V G96
2025-12-23 06:36:39 C 08 26 10.309 +30 09 39.13 V V06
2025-12-23 06:36:58 C 08 26 10.115 +30 09 35.21 V V06
2025-12-23 06:37:16 C 08 26 09.913 +30 09 31.21 V V06
2025-12-23 06:37:35 C 08 26 09.697 +30 09 27.11 V V06
2025-12-23 06:55:41 C 08 25 56.873 +30 05 30.53 W H01
2025-12-23 07:03:40 C 08 25 51.637 +30 03 47.17 W H01
2025-12-23 07:16:12 C 08 25 43.410 +30 01 04.87 W H01
2025-12-23 07:25:40 C 08 25 37.192 +29 59 02.25 W H01
2025-12-24 05:59:21 C 08 14 25.840 +25 44 39.90 V 807
2025-12-24 06:11:03 C 08 14 20.360 +25 42 44.20 V 807
2025-12-24 06:22:46 C 08 14 14.860 +25 40 49.00 V 807