2021 JY9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3765498000
Semi-major axis (a)1.6052494000 AU
Inclination (i)9.28457000°
Long. of Asc. Node (Ω)63.71481000°
Arg. of Perihelion (ω)194.64722000°
Mean Anomaly (M)69.69746000°
Mean Motion (n)0.4846076800°/day
Perihelion dist (q)1.00079310 AU
Aphelion dist (Q)2.20970570 AU
Orbital Period2.03382590 yr
Physical Parameters
H (abs. magnitude)26.78
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.890″
Uncertainty7
Orbit TypeAmor
MOID0.003452 AU
Observations Used20
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-05-20
Observations (22)
Date Type RA Dec Mag Band Observatory
2021-05-15 06:52:55 C 15 05 55.29 +43 44 57.9 V G96
2021-05-15 07:01:54 C 15 05 58.96 +43 45 12.8 V G96
2021-05-15 07:10:05 C 15 06 02.29 +43 45 25.8 V G96
2021-05-15 07:17:52 C 15 06 05.48 +43 45 38.5 V G96
2021-05-15 08:57:09 C 15 06 46.52 +43 48 04.9 V I52
2021-05-15 09:05:37 C 15 06 50.07 +43 48 16.2 V I52
2021-05-15 09:14:06 C 15 06 53.74 +43 48 27.3 V I52
2021-05-16 05:31:06 C 15 18 50.50 +44 24 15.3 V I52
2021-05-16 06:05:47 C 15 19 09.74 +44 25 26.7 V I52
2021-05-16 08:02:03 C 15 20 14.89 +44 29 00.2 V G96
2021-05-16 08:05:11 C 15 20 16.74 +44 29 05.8 V G96
2021-05-18 07:12:37 C 16 05 45.22 +45 53 38.4 V I52
2021-05-18 07:15:15 C 16 05 48.42 +45 53 42.3 V I52
2021-05-18 07:17:53 C 16 05 51.64 +45 53 46.4 V I52
2021-05-18 07:20:31 C 16 05 54.86 +45 53 50.5 V I52
2021-05-20 09:53:18 C 17 56 00.70 +44 21 58.7 V U68
2021-05-20 09:58:53 C 17 56 17.38 +44 21 08.9 V U68
2021-05-20 10:15:40 C 17 57 08.46 +44 18 38.2 V U68
2021-05-20 10:21:15 C 17 57 25.28 +44 17 47.1 V U68
2021-05-20 11:21:23 C 18 00 21.78 +44 08 33.8 V I52
2021-05-20 11:22:11 C 18 00 24.28 +44 08 25.6 V I52
2021-05-20 11:23:49 C 18 00 29.38 +44 08 08.3 V I52