585428 (2018 NP1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2309154668 ± 2.42e-07
Semi-major axis (a)1.0227381110 AU ± 3.30e-08
Inclination (i)27.65701767° ± 2.28e-05
Long. of Asc. Node (Ω)114.45000861° ± 7.40e-06
Arg. of Perihelion (ω)355.83368596° ± 5.37e-05
Mean Anomaly (M)231.72793405° ± 1.09e-04
Mean Motion (n)0.9529401309°/day ± 4.61e-08
Perihelion dist (q)0.78657206 AU ± 2.49e-07
Aphelion dist (Q)1.25890416 AU ± 2.51e-07
Orbital Period1.03430032 yr ± 5.01e-08
Physical Parameters
H (abs. magnitude)20.97
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.322″
Uncertainty0
Orbit TypeApollo
MOID0.196918 AU
Observations Used75
Oppositions1
Arc Total2017-2021
First Observation Used2017-06-10
Last Observation Used2021-06-26
Observations (77)
Date Type RA Dec Mag Band Observatory
2019-07-10 07:21:08 C 19 19 23.53 -05 08 52.7 o 691
2019-07-10 07:50:08 C 19 19 18.72 -05 10 42.6 o 691
2020-05-25 09:57:53 C 19 33 08.47 +41 58 49.9 V I52
2020-05-25 10:27:35 C 19 33 05.95 +41 58 40.2 V I52
2020-05-25 10:33:06 C 19 33 05.49 +41 58 38.6 V I52
2020-06-10 10:44:58 C 18 51 51.51 +37 21 10.0 V I52
2020-06-10 10:49:36 C 18 51 50.87 +37 21 04.2 V I52
2020-06-10 10:54:08 C 18 51 50.21 +37 20 58.6 V I52
2020-06-27 10:39:58 C 17 50 46.490 +23 18 39.81 U F52
2020-06-27 10:57:59 C 17 50 43.595 +23 17 46.69 U F52
2020-06-27 11:16:03 C 17 50 40.707 +23 16 53.38 U F52
2020-06-27 22:33:48 C 17 48 59.10 +22 43 16.1 V 204
2020-06-27 22:53:15 C 17 48 56.06 +22 42 18.1 V 204
2020-07-10 07:34:11 C 17 08 58.922 +06 03 02.67 U F52
2020-07-10 07:51:48 C 17 08 56.775 +06 02 00.39 U F52
2020-07-10 08:09:29 C 17 08 54.615 +06 00 57.65 U F52
2020-07-23 07:25:52 C 16 41 45.199 -11 11 12.36 U F51
2020-07-23 07:43:13 C 16 41 44.044 -11 12 03.27 U F51
2020-07-23 08:00:35 C 16 41 42.878 -11 12 54.47 U F51
2021-06-04 08:20:03 C 17 00 41.15 +55 08 46.4 V G96
2021-06-04 08:27:38 C 17 00 39.84 +55 08 32.4 V G96
2021-06-04 08:35:16 C 17 00 38.47 +55 08 19.2 V G96
2021-06-04 08:42:53 C 17 00 37.07 +55 08 05.5 V G96
2021-06-26 08:42:32 C 15 57 08.504 +32 46 33.40 U F51
2021-06-26 08:53:48 C 15 57 07.611 +32 45 57.42 U F51
2021-06-26 09:05:02 C 15 57 06.745 +32 45 21.12 U F51
2021-06-26 09:16:17 C 15 57 05.860 +32 44 45.53 U F51