IAA RAS IAA Minor Planet Database

2026 EC4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3675287634 ± 8.55e-05
Semi-major axis (a)1.7344395797 AU ± 2.66e-04
Inclination (i)18.15522503° ± 3.06e-03
Long. of Asc. Node (Ω)8.56893598° ± 2.38e-03
Arg. of Perihelion (ω)217.60763338° ± 1.29e-03
Mean Anomaly (M)280.80639354° ± 1.84e-02
Mean Motion (n)0.4314927598°/day ± 9.92e-05
Perihelion dist (q)1.09698315 AU ± 2.24e-04
Aphelion dist (Q)2.37189601 AU ± 3.93e-04
Orbital Period2.28422438 yr ± 5.25e-04
Physical Parameters
H (abs. magnitude)22.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.093″
Uncertainty2
Orbit TypeAmor
MOID0.142218 AU
Observations Used17
Oppositions1
Arc Total2026-2026
First Observation Used2026-03-13
Last Observation Used2026-03-25
Observations (17)
Date Type RA Dec Mag Band Observatory
2026-03-13 23:07:10 B 09 57 24.569 +42 00 23.95 – W Z84
2026-03-13 23:21:07 B 09 57 22.781 +42 00 06.67 – W Z84
2026-03-13 23:34:47 B 09 57 21.036 +41 59 49.52 – W Z84
2026-03-14 21:33:08 C 09 54 45.814 +41 32 08.56 – W Z31
2026-03-14 21:47:42 C 09 54 43.979 +41 31 50.17 – W Z31
2026-03-14 22:02:16 C 09 54 42.167 +41 31 31.62 – W Z31
2026-03-17 05:40:18 C 09 48 18.853 +40 15 22.25 – V V06
2026-03-17 05:51:44 C 09 48 17.500 +40 15 05.65 – V V06
2026-03-17 06:03:10 C 09 48 16.146 +40 14 48.98 – V V06
2026-03-17 06:14:37 C 09 48 14.792 +40 14 32.46 – V V06
2026-03-19 04:08:03 C 09 43 17.281 +39 05 28.18 – V V06
2026-03-19 04:18:21 C 09 43 16.144 +39 05 12.34 – V V06
2026-03-19 04:28:38 C 09 43 14.988 +39 04 56.35 – V V06
2026-03-19 04:38:56 C 09 43 13.818 +39 04 40.33 – V V06
2026-03-25 03:49:52 C 09 29 41.744 +34 55 52.00 – V V06
2026-03-25 04:00:10 C 09 29 40.812 +34 55 32.63 – V V06
2026-03-25 04:10:28 C 09 29 39.865 +34 55 13.22 – V V06