2025 DA4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2210858470 ± 5.25e-04
Semi-major axis (a)1.1557296158 AU ± 8.97e-04
Inclination (i)20.58879663° ± 4.70e-02
Long. of Asc. Node (Ω)337.10045540° ± 6.21e-03
Arg. of Perihelion (ω)88.54421428° ± 8.06e-02
Mean Anomaly (M)276.49485030° ± 3.79e-01
Mean Motion (n)0.7932825712°/day ± 9.23e-04
Perihelion dist (q)0.90021415 AU ± 9.25e-04
Aphelion dist (Q)1.41124508 AU ± 1.25e-03
Orbital Period1.24246557 yr ± 1.45e-03
Physical Parameters
H (abs. magnitude)25.25
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.316″
Uncertainty3
Orbit TypeApollo
MOID0.069838 AU
Observations Used22
Oppositions1
Arc Total2025-2025
First Observation Used2025-02-21
Last Observation Used2025-02-27
Observations (22)
Date Type RA Dec Mag Band Observatory
2025-02-21 07:44:53 C 09 38 21.242 +40 48 03.49 V V00
2025-02-21 07:52:04 C 09 38 18.521 +40 46 58.30 V V00
2025-02-21 07:59:15 C 09 38 15.781 +40 45 52.67 V V00
2025-02-21 08:06:25 C 09 38 13.034 +40 44 47.65 V V00
2025-02-21 11:29:35 C 09 36 58.370 +40 13 49.40 V I52
2025-02-21 11:38:57 C 09 36 55.070 +40 12 23.60 V I52
2025-02-21 11:48:21 C 09 36 51.790 +40 10 57.00 V I52
2025-02-22 03:25:41 C 09 31 54.948 +37 51 41.04 V I52
2025-02-22 03:29:22 C 09 31 53.670 +37 51 08.82 V I52
2025-02-22 03:33:04 C 09 31 52.514 +37 50 36.92 V I52
2025-02-22 03:36:44 C 09 31 51.294 +37 50 04.81 V I52
2025-02-23 03:21:56 C 09 24 52.50 +34 22 34.0 V H21
2025-02-23 03:34:01 C 09 24 48.93 +34 20 51.0 V H21
2025-02-23 03:36:33 C 09 24 50.166 +34 20 29.47 V I52
2025-02-23 03:40:28 C 09 24 47.03 +34 19 56.0 V H21
2025-02-23 03:41:27 C 09 24 48.784 +34 19 49.94 V I52
2025-02-23 03:46:22 C 09 24 47.372 +34 19 06.96 V I52
2025-02-23 03:51:18 C 09 24 45.896 +34 18 26.10 V I52
2025-02-27 03:28:20 C 09 04 32.221 +21 51 17.28 V V06
2025-02-27 03:31:56 C 09 04 31.591 +21 50 52.58 V V06
2025-02-27 03:35:32 C 09 04 30.950 +21 50 27.42 V V06
2025-02-27 03:39:08 C 09 04 30.299 +21 50 02.72 V V06