2021 JZ4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5623356000
Semi-major axis (a)2.4236347000 AU
Inclination (i)2.19652000°
Long. of Asc. Node (Ω)204.36754000°
Arg. of Perihelion (ω)49.17251000°
Mean Anomaly (M)66.77086000°
Mean Motion (n)0.2612181300°/day
Perihelion dist (q)1.06073860 AU
Aphelion dist (Q)3.78653080 AU
Orbital Period3.77312110 yr
Physical Parameters
H (abs. magnitude)25.70
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.770″
Uncertainty8
Orbit TypeAmor
MOID0.054287 AU
Observations Used22
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-05-15
Observations (22)
Date Type RA Dec Mag Band Observatory
2021-05-10 09:36:38 C 15 25 29.705 -06 52 01.20 U F51
2021-05-10 10:11:11 C 15 25 41.341 -06 51 38.06 U F51
2021-05-10 10:28:27 C 15 25 47.246 -06 51 26.34 U F51
2021-05-10 11:40:11 C 15 26 11.578 -06 50 36.76 U F51
2021-05-10 11:59:32 C 15 26 18.190 -06 50 23.19 U F51
2021-05-11 08:15:37 C 15 33 57.56 -06 36 21.8 V H01
2021-05-11 08:23:25 C 15 34 00.41 -06 36 16.1 V H01
2021-05-11 08:35:37 C 15 34 04.84 -06 36 06.9 V H01
2021-05-11 08:46:07 C 15 34 08.66 -06 35 59.3 V H01
2021-05-12 04:14:07 C 15 41 53.58 -06 19 46.8 X Y00
2021-05-12 04:22:19 C 15 41 56.67 -06 19 40.2 X Y00
2021-05-12 04:22:31 C 15 41 56.77 -06 19 40.3 X Y00
2021-05-12 04:30:53 C 15 41 59.97 -06 19 33.9 X Y00
2021-05-12 07:39:50 C 15 43 19.43 -06 18 36.5 V I52
2021-05-12 07:47:46 C 15 43 22.51 -06 18 30.9 V I52
2021-05-12 08:03:40 C 15 43 28.67 -06 18 18.0 V I52
2021-05-15 01:42:43 C 16 12 42.04 -05 21 49.5 V 033
2021-05-15 01:45:03 C 16 12 43.12 -05 21 47.9 V 033
2021-05-15 10:16:37 C 16 16 49.13 -05 13 12.8 V I52
2021-05-15 10:20:15 C 16 16 50.81 -05 13 09.4 V I52
2021-05-15 10:23:53 C 16 16 52.51 -05 13 05.1 V I52
2021-05-15 10:27:30 C 16 16 54.16 -05 13 01.7 V I52