IAA RAS IAA Minor Planet Database

2019 CR4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4036304662
Semi-major axis (a)0.7542695792 AU
Inclination (i)5.81550871°
Long. of Asc. Node (Ω)320.07891087°
Arg. of Perihelion (ω)353.01814844°
Mean Anomaly (M)321.15572447°
Mean Motion (n)1.5049304200°/day
Perihelion dist (q)0.44967710 AU
Aphelion dist (Q)1.05862530 AU
Orbital Period0.65491910 yr
Physical Parameters
H (abs. magnitude)26.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.224″
Uncertainty—
Orbit TypeAten
MOID0.031190 AU
Observations Used18
Oppositions1
Arc Total2019-2019
First Observation Used—
Last Observation Used2019-02-11
Observations (19)
Date Type RA Dec Mag Band Observatory
2019-02-04 10:03:59 C 10 46 50.855 +12 57 38.53 – V F51
2019-02-04 10:20:44 C 10 46 42.015 +12 57 53.63 – V F51
2019-02-04 10:37:32 C 10 46 33.147 +12 58 08.39 – V F51
2019-02-09 10:12:01 C 09 34 35.65 +14 20 17.0 – V G96
2019-02-09 10:20:04 C 09 34 29.93 +14 20 19.4 – V G96
2019-02-09 10:28:09 C 09 34 24.09 +14 20 22.2 – V G96
2019-02-09 10:36:14 C 09 34 18.31 +14 20 25.1 – V G96
2019-02-09 11:47:38 C 09 33 27.31 +14 20 47.5 – V I52
2019-02-09 11:49:03 C 09 33 26.32 +14 20 47.6 – V I52
2019-02-09 11:50:27 C 09 33 25.23 +14 20 47.3 – V I52
2019-02-09 11:51:51 C 09 33 24.31 +14 20 48.2 – V I52
2019-02-10 05:53:41 C 09 20 49.50 +14 26 54.0 – u H21
2019-02-10 05:53:58 C 09 20 49.23 +14 26 54.3 – u H21
2019-02-10 07:12:33 C 09 19 53.16 +14 27 20.2 – V V03
2019-02-10 07:23:10 C 09 19 45.29 +14 27 23.4 – V V03
2019-02-11 03:28:26 C 09 05 19.61 +14 30 57.1 – V V06
2019-02-11 03:31:16 C 09 05 17.48 +14 30 57.4 – V V06
2019-02-11 03:34:05 C 09 05 15.36 +14 30 58.1 – V V06
2019-02-11 03:36:56 C 09 05 13.24 +14 30 58.6 – V V06