450263 — IAA Minor Planet Database

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.4091625420 ± 1.52e-08
Semi-major axis (a)	1.4263477944 AU ± 1.46e-09
Inclination (i)	16.72793841° ± 7.91e-07
Long. of Asc. Node (Ω)	92.19813289° ± 5.62e-07
Arg. of Perihelion (ω)	102.36816257° ± 3.09e-06
Mean Anomaly (M)	248.55192838° ± 1.20e-06
Mean Motion (n)	0.5785942639°/day ± 8.91e-10
Perihelion dist (q)	0.84273971 AU ± 2.17e-08
Aphelion dist (Q)	2.00995588 AU ± 2.18e-08
Orbital Period	1.70348437 yr ± 2.62e-09

Physical Parameters

H (abs. magnitude)	18.80
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-05-31
RMS Residual	0.544″
Uncertainty	0
Orbit Type	Apollo
MOID	0.046080 AU
Observations Used	5311
Radar Obs Used	4
Oppositions	7
Arc Total	2003-2026
First Observation Used	2003-11-30
Last Observation Used	2026-01-22

Observations (10017)

Date	Type	RA	Dec	Mag	Band	Observatory
2021-06-27 09:44:11	V	18 46 14.84	-35 04 44.3	13.8	V	247
2021-06-27 09:44:11	v	1 151.94299	-27.45586	–	–	247
2021-06-28 08:08:21	V	18 43 53.38	-36 48 35.4	15.1	V	247
2021-06-28 08:08:21	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:08:53	V	18 43 53.29	-36 48 37.3	15.2	V	247
2021-06-28 08:08:53	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:09:25	V	18 43 53.21	-36 48 39.9	15.5	V	247
2021-06-28 08:09:25	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:10:29	V	18 43 53.11	-36 48 44.7	15.8	V	247
2021-06-28 08:10:29	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:11:00	V	18 43 53.04	-36 48 46.9	16.2	V	247
2021-06-28 08:11:00	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:11:32	V	18 43 53.01	-36 48 49.3	14.9	V	247
2021-06-28 08:11:32	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:12:04	V	18 43 52.91	-36 48 51.8	14.7	V	247
2021-06-28 08:12:04	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:12:36	V	18 43 52.85	-36 48 54.0	15.1	V	247
2021-06-28 08:12:36	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:13:07	V	18 43 52.80	-36 48 56.6	14.9	V	247
2021-06-28 08:13:07	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:13:39	V	18 43 52.74	-36 48 58.6	14.6	V	247
2021-06-28 08:13:39	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:14:11	V	18 43 52.70	-36 49 01.2	14.3	V	247
2021-06-28 08:14:11	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:14:43	V	18 43 52.64	-36 49 03.2	14.6	V	247
2021-06-28 08:14:43	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:15:14	V	18 43 52.53	-36 49 05.9	14.3	V	247
2021-06-28 08:15:14	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:15:46	V	18 43 52.46	-36 49 08.1	14.6	V	247
2021-06-28 08:15:46	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:16:18	V	18 43 52.40	-36 49 10.1	14.7	V	247
2021-06-28 08:16:18	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:16:50	V	18 43 52.34	-36 49 13.2	14.8	V	247
2021-06-28 08:16:50	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:24:46	V	18 43 51.36	-36 49 47.8	15.8	V	247
2021-06-28 08:24:46	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:25:18	V	18 43 51.31	-36 49 50.0	14.7	V	247
2021-06-28 08:25:18	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:25:50	V	18 43 51.26	-36 49 52.6	14.8	V	247
2021-06-28 08:25:50	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:26:22	V	18 43 51.17	-36 49 55.1	14.8	V	247
2021-06-28 08:26:22	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:26:53	V	18 43 51.12	-36 49 57.1	14.5	V	247
2021-06-28 08:26:53	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:27:25	V	18 43 51.05	-36 49 59.5	14.5	V	247
2021-06-28 08:27:25	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:27:57	V	18 43 50.96	-36 50 01.8	14.5	V	247
2021-06-28 08:27:57	v	1 201.91295	+21.37121	–	–	247
2021-06-28 08:28:29	V	18 43 50.92	-36 50 04.6	14.5	V	247
2021-06-28 08:28:29	v	1 201.91295	+21.37121	–	–	247

« Prev 1 2 … 94 95 96 … 200 201 Next » 10017 observations

Epoch (UTC)	Value	Sigma	Units	Freq (MHz)	Receiver	Transmitter
2021-06-12 04:20:00	330282.96	0.04	Hz	8560	-14	-14
2021-06-12 04:40:00	57906827.55	1	us	8560	-14	-14
2021-06-12 14:10:00	270117.786	0.04	Hz	8560	-14	-14
2021-06-12 15:10:00	56587103.74	0.125	us	8560	-14	-14

450263 (2003 WD158)