IAA RAS IAA Minor Planet Database

2021 NO1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0996387000
Semi-major axis (a)0.9556889000 AU
Inclination (i)18.74964000°
Long. of Asc. Node (Ω)276.88943000°
Arg. of Perihelion (ω)212.54899000°
Mean Anomaly (M)34.34374000°
Mean Motion (n)1.0549435800°/day
Perihelion dist (q)0.86046530 AU
Aphelion dist (Q)1.05091250 AU
Orbital Period0.93427520 yr
Physical Parameters
H (abs. magnitude)25.08
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.870″
Uncertainty7
Orbit TypeAten
MOID0.014776 AU
Observations Used17
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-07-09
Observations (17)
Date Type RA Dec Mag Band Observatory
2021-07-07 05:54:37 C 15 46 25.50 +24 41 11.9 – V G96
2021-07-07 06:02:08 C 15 46 26.24 +24 41 55.8 – V G96
2021-07-07 06:09:40 C 15 46 27.04 +24 42 38.8 – V G96
2021-07-07 06:17:11 C 15 46 27.88 +24 43 21.2 – V G96
2021-07-07 22:01:19 C 15 48 38.66 +26 08 48.6 – V L01
2021-07-07 22:06:17 C 15 48 39.22 +26 09 14.5 – V L01
2021-07-07 22:11:35 C 15 48 39.72 +26 09 39.5 – V L01
2021-07-07 22:40:08 C 15 48 42.87 +26 12 03.6 – V L01
2021-07-07 22:43:53 C 15 48 43.18 +26 12 21.4 – V L01
2021-07-08 03:10:30 C 15 49 21.97 +26 35 10.5 – u H21
2021-07-08 03:20:34 C 15 49 22.95 +26 35 59.8 – u H21
2021-07-08 21:38:19 C 15 51 40.56 +28 01 10.1 – V J04
2021-07-08 21:51:19 C 15 51 41.56 +28 02 06.3 – V J04
2021-07-08 22:04:22 C 15 51 42.59 +28 03 02.6 – V J04
2021-07-09 02:49:03 C 15 52 15.95 +28 22 46.4 – u H21
2021-07-09 02:59:42 C 15 52 16.77 +28 23 29.9 – u H21
2021-07-09 03:13:42 C 15 52 17.94 +28 24 28.3 – u H21