2025 DZ4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.5963198088 ± 1.31e-03
Semi-major axis (a)	1.5599278152 AU ± 3.56e-03
Inclination (i)	8.91849260° ± 2.11e-02
Long. of Asc. Node (Ω)	149.68756424° ± 5.15e-03
Arg. of Perihelion (ω)	271.61618639° ± 1.98e-02
Mean Anomaly (M)	164.37667468° ± 5.88e-01
Mean Motion (n)	0.5058893341°/day ± 1.73e-03
Perihelion dist (q)	0.62971196 AU ± 2.50e-03
Aphelion dist (Q)	2.49014367 AU ± 6.04e-03
Orbital Period	1.94830414 yr ± 6.67e-03

Physical Parameters

H (abs. magnitude)	27.25
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-06-03
RMS Residual	0.220″
Uncertainty	3
Orbit Type	Apollo
MOID	0.000018 AU
Observations Used	15
Oppositions	1
Arc Total	2025-2025
First Observation Used	2025-02-23
Last Observation Used	2025-02-24

Observations (15)

Date	Type	RA	Dec	Mag	Band	Observatory
2025-02-23 06:57:20	C	09 59 01.180	+28 07 42.86	–	X	F52
2025-02-23 07:15:36	C	09 59 05.158	+28 07 25.31	–	X	F52
2025-02-23 07:33:50	C	09 59 09.055	+28 07 07.07	–	X	F52
2025-02-23 07:52:04	C	09 59 12.842	+28 06 49.10	–	X	F52
2025-02-23 09:20:54	C	09 59 30.494	+28 05 15.63	–	V	F52
2025-02-23 09:21:48	C	09 59 30.655	+28 05 14.42	–	V	F52
2025-02-24 03:59:47	C	10 03 31.612	+27 45 08.50	–	V	I52
2025-02-24 04:05:57	C	10 03 32.533	+27 45 04.21	–	V	I52
2025-02-24 04:12:06	C	10 03 33.498	+27 45 00.11	–	V	I52
2025-02-24 04:18:13	C	10 03 34.405	+27 44 55.54	–	V	I52
2025-02-24 07:59:58	C	10 04 05.66	+27 41 51.1	–	V	673
2025-02-24 08:06:40	C	10 04 06.52	+27 41 45.0	–	V	673
2025-02-24 08:13:33	C	10 04 07.44	+27 41 39.3	–	V	673
2025-02-24 13:56:56	C	10 04 56.183	+27 37 03.10	–	V	T12
2025-02-24 14:03:56	C	10 04 57.114	+27 36 55.89	–	V	T12