2025 DF4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.9177707224 ± 4.86e-04
Semi-major axis (a)2.5240720673 AU ± 1.17e-02
Inclination (i)14.82371109° ± 2.17e-02
Long. of Asc. Node (Ω)150.26821935° ± 1.13e-03
Arg. of Perihelion (ω)230.23903588° ± 8.47e-03
Mean Anomaly (M)76.65794595° ± 5.39e-01
Mean Motion (n)0.2457874196°/day ± 1.71e-03
Perihelion dist (q)0.20755262 AU ± 1.56e-03
Aphelion dist (Q)4.84059151 AU ± 2.25e-02
Orbital Period4.01007621 yr ± 2.79e-02
Physical Parameters
H (abs. magnitude)26.38
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.250″
Uncertainty3
Orbit TypeApollo
MOID0.003741 AU
Observations Used25
Oppositions1
Arc Total2025-2025
First Observation Used2025-02-20
Last Observation Used2025-02-22
Observations (25)
Date Type RA Dec Mag Band Observatory
2025-02-20 10:38:45 C 11 08 29.594 +24 26 37.34 V F52
2025-02-20 10:54:09 C 11 07 27.329 +24 28 43.76 V F52
2025-02-21 05:07:20 C 10 21 23.735 +25 34 18.08 V G96
2025-02-21 05:14:46 C 10 21 11.376 +25 34 30.65 V G96
2025-02-21 05:30:16 C 10 20 45.726 +25 34 54.73 V G96
2025-02-21 05:37:42 C 10 20 33.587 +25 35 06.36 V G96
2025-02-21 06:12:42 C 10 19 36.433 +25 35 56.65 V I52
2025-02-21 06:13:07 C 10 19 35.785 +25 35 57.16 V I52
2025-02-21 06:13:32 C 10 19 35.105 +25 35 57.73 V I52
2025-02-21 06:13:56 C 10 19 34.464 +25 35 58.34 V I52
2025-02-21 06:58:34 C 10 18 18.34 +25 36 29.7 V H21
2025-02-21 07:00:38 C 10 18 15.13 +25 36 31.9 V H21
2025-02-21 07:02:42 C 10 18 11.91 +25 36 34.1 V H21
2025-02-21 07:04:45 C 10 18 08.70 +25 36 36.3 V H21
2025-02-21 09:00:10 C 10 15 19.991 +25 39 02.30 V I52
2025-02-21 09:00:35 C 10 15 19.408 +25 39 02.99 V I52
2025-02-21 09:01:01 C 10 15 18.774 +25 39 03.06 V I52
2025-02-21 09:01:26 C 10 15 18.169 +25 39 03.38 V I52
2025-02-21 20:02:49 B 10 02 45.62 +25 45 04.7 X M45
2025-02-21 20:10:48 B 10 02 37.71 +25 45 08.7 X M45
2025-02-21 20:18:36 B 10 02 30.05 +25 45 12.6 X M45
2025-02-22 04:02:31 C 09 56 02.684 +25 47 23.50 V I52
2025-02-22 04:04:06 C 09 56 01.450 +25 47 23.96 V I52
2025-02-22 04:05:41 C 09 56 00.244 +25 47 23.21 V I52
2025-02-22 04:07:17 C 09 55 58.969 +25 47 24.72 V I52