2019 UN9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3569990012 ± 1.20e-05
Semi-major axis (a)1.7408174394 AU ± 3.92e-05
Inclination (i)9.16633506° ± 2.56e-04
Long. of Asc. Node (Ω)199.81290665° ± 1.08e-04
Arg. of Perihelion (ω)230.03817411° ± 3.36e-04
Mean Anomaly (M)215.41027388° ± 3.15e-02
Mean Motion (n)0.4291236330°/day ± 1.45e-05
Perihelion dist (q)1.11934735 AU ± 3.27e-05
Aphelion dist (Q)2.36228753 AU ± 5.71e-05
Orbital Period2.29683524 yr ± 7.76e-05
Physical Parameters
H (abs. magnitude)24.45
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.086″
Uncertainty2
Orbit TypeAmor
MOID0.168994 AU
Observations Used22
Oppositions1
Arc Total2019-2019
First Observation Used2019-10-24
Last Observation Used2019-12-25
Observations (23)
Date Type RA Dec Mag Band Observatory
2019-10-24 10:33:10 C 02 53 57.049 +03 52 24.07 U F51
2019-10-24 10:49:29 C 02 53 58.383 +03 51 49.75 U F51
2019-10-24 11:06:02 C 02 53 59.751 +03 51 14.64 U F51
2019-10-25 05:54:51 C 02 55 46.59 +03 11 44.8 V 807
2019-10-25 06:03:12 C 02 55 47.29 +03 11 26.9 V 807
2019-10-25 06:11:02 C 02 55 47.96 +03 11 10.2 V 807
2019-10-25 10:34:40 C 02 56 14.026 +03 01 03.72 U F51
2019-10-25 10:52:05 C 02 56 15.474 +03 00 25.70 U F51
2019-10-25 11:09:32 C 02 56 16.934 +02 59 48.11 U F51
2019-10-25 11:32:40 C 02 56 18.810 +02 58 58.59 V 568
2019-10-25 11:34:02 C 02 56 18.923 +02 58 55.66 V 568
2019-10-25 11:35:24 C 02 56 19.038 +02 58 52.73 V 568
2019-10-27 12:43:59 C 03 01 02.088 +01 10 36.64 V 568
2019-10-27 12:53:08 C 03 01 02.874 +01 10 16.12 V 568
2019-11-03 10:42:25 C 03 17 37.146 -05 15 27.78 U F51
2019-11-03 10:58:37 C 03 17 38.587 -05 16 06.44 U F51
2019-11-03 11:31:01 C 03 17 41.463 -05 17 22.98 U F51
2019-12-22 05:51:15 C 05 11 12.40 -26 51 57.1 V 807
2019-12-22 06:11:50 C 05 11 13.80 -26 51 47.8 V 807
2019-12-22 06:31:54 C 05 11 15.19 -26 51 38.6 V 807
2019-12-25 05:58:44 C 05 16 45.28 -26 16 49.5 V 807
2019-12-25 06:19:16 C 05 16 46.65 -26 16 37.3 V 807
2019-12-25 06:39:10 C 05 16 48.00 -26 16 25.5 V 807