IAA RAS IAA Minor Planet Database

2001 YR3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3763333885
Semi-major axis (a)1.6898532688 AU
Inclination (i)23.41911242°
Long. of Asc. Node (Ω)89.95704468°
Arg. of Perihelion (ω)23.56714556° ± 6.00e+00
Mean Anomaly (M)308.14198975°
Mean Motion (n)0.4486700200°/day
Perihelion dist (q)1.05390570 AU
Aphelion dist (Q)2.32581910 AU
Orbital Period2.19673170 yr
Physical Parameters
H (abs. magnitude)23.19
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.592″
Uncertainty—
Orbit TypeAmor
MOID0.091013 AU
Observations Used19
Oppositions1
Arc Total2001-2001
First Observation Used—
Last Observation Used2001-12-23
Observations (19)
Date Type RA Dec Mag Band Observatory
2001-12-19 11:12:08 C 07 47 40.04 +21 25 28.9 20.0 c 704
2001-12-19 11:33:57 C 07 47 45.50 +21 29 06.3 19.4 c 704
2001-12-19 11:56:04 C 07 47 50.92 +21 32 45.2 19.7 c 704
2001-12-19 12:17:52 C 07 47 56.32 +21 36 21.0 19.9 c 704
2001-12-20 08:43:47 C 07 53 36.48 +25 04 00.9 – c 649
2001-12-20 08:44:45 C 07 53 36.72 +25 04 10.8 – c 649
2001-12-20 08:46:43 C 07 53 37.25 +25 04 31.8 – c 649
2001-12-20 08:47:43 C 07 53 37.49 +25 04 41.1 – c 649
2001-12-21 06:46:27 C 08 00 13.64 +28 54 22.8 – d 649
2001-12-21 06:49:07 C 08 00 14.30 +28 54 52.2 – d 649
2001-12-21 06:54:24 C 08 00 15.90 +28 55 46.3 – d 649
2001-12-22 08:43:40 C 08 08 43.42 +33 30 39.6 19.1 c 704
2001-12-22 09:26:52 C 08 08 57.32 +33 38 21.7 19.3 c 704
2001-12-22 09:48:30 C 08 09 04.24 +33 42 12.9 19.0 c 704
2001-12-22 10:10:16 C 08 09 11.27 +33 46 03.6 19.3 c 704
2001-12-23 08:49:11 C 08 17 29.35 +37 47 33.3 19.5 c 704
2001-12-23 09:11:11 C 08 17 37.23 +37 51 26.3 19.9 c 704
2001-12-23 09:33:09 C 08 17 45.03 +37 55 19.1 19.2 c 704
2001-12-23 09:55:08 C 08 17 53.00 +37 59 10.6 19.9 c 704