185851 (2000 DP107)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.3766975117 ± 2.00e+00
Semi-major axis (a)	1.3650503559 AU ± 3.00e+00
Inclination (i)	8.67169764° ± 4.00e+00
Long. of Asc. Node (Ω)	358.61737847° ± 5.00e+00
Arg. of Perihelion (ω)	289.83071595° ± 6.00e+00
Mean Anomaly (M)	309.34062093° ± 7.78e-06
Mean Motion (n)	0.6180011274°/day ± 2.04e+00
Perihelion dist (q)	0.85083928 AU ± 3.31e+00
Aphelion dist (Q)	1.87926143 AU ± 4.95e+00
Orbital Period	1.59486163 yr ± 5.26e+00
NGA Model	r2
A2	1.27099582e-06 AU/d²

Physical Parameters

H (abs. magnitude)	18.31
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-04-27
RMS Residual	1.166″
Uncertainty	0
Orbit Type	Apollo
MOID	0.013830 AU
Observations Used	2051
Radar Obs Used	13
Oppositions	3
Arc Total	2000-2008
First Observation Used	2000-02-29
Last Observation Used	2025-01-24

Observations (2210)

Date	Type	RA	Dec	Mag	Band	Observatory
2016-04-10 21:15:26	C	09 39 06.15	+11 15 31.9	–	q	160
2016-04-10 21:18:24	C	09 39 05.90	+11 15 30.8	–	q	160
2016-04-10 21:21:18	C	09 39 05.68	+11 15 29.2	–	q	160
2016-04-12 20:50:35	C	09 36 04.08	+10 57 11.6	–	q	160
2016-04-12 20:53:36	C	09 36 03.88	+10 57 09.5	–	q	160
2016-04-12 20:56:36	C	09 36 03.68	+10 57 08.7	–	q	160
2016-04-13 03:44:02	C	09 35 39.45	+10 54 29.9	–	q	703
2016-04-13 03:52:43	C	09 35 38.89	+10 54 25.1	–	q	703
2016-04-13 04:01:23	C	09 35 38.32	+10 54 22.9	–	q	703
2016-04-13 04:10:02	C	09 35 37.77	+10 54 18.8	–	q	703
2016-04-18 20:34:53	C	09 28 39.13	+09 54 50.7	–	q	160
2016-04-18 20:37:55	C	09 28 38.98	+09 54 49.1	–	q	160
2016-04-18 20:40:56	C	09 28 38.86	+09 54 47.6	–	q	160
2016-04-19 20:29:43	C	09 27 39.91	+09 43 33.0	–	q	160
2016-04-19 20:31:43	C	09 27 39.83	+09 43 32.8	–	q	160
2016-04-19 20:32:42	C	09 27 39.77	+09 43 32.5	–	q	160
2016-04-21 07:13:03	C	09 26 21.054	+09 26 52.32	–	L	F51
2016-04-21 07:31:25	C	09 26 20.297	+09 26 43.12	–	L	F51
2016-04-21 07:49:48	C	09 26 19.553	+09 26 34.04	–	L	F51
2016-04-21 08:08:42	C	09 26 18.789	+09 26 24.66	–	L	F51
2016-04-25 04:22:31	C	09 23 29.57	+08 39 19.4	–	q	703
2016-04-25 04:31:13	C	09 23 29.35	+08 39 15.3	–	q	703
2016-04-25 04:39:56	C	09 23 29.04	+08 39 10.3	–	q	703
2016-04-25 04:48:38	C	09 23 28.80	+08 39 05.8	–	q	703
2016-04-26 02:22:13	C	09 22 57.44	+08 27 37.3	–	q	H45
2016-04-26 02:23:55	C	09 22 57.42	+08 27 36.1	–	q	H45
2016-04-26 02:25:24	C	09 22 57.35	+08 27 35.6	–	q	H45
2016-04-26 02:27:02	C	09 22 57.31	+08 27 34.6	–	q	H45
2016-04-26 02:29:43	C	09 22 57.25	+08 27 33.3	–	q	H45
2016-04-26 02:31:09	C	09 22 57.21	+08 27 32.4	–	q	H45
2016-04-26 09:24:58	S	09 22 48.108	+08 23 58.96	–	L	C51
2016-04-26 12:33:39	S	09 22 43.89	+08 22 16.7	–	L	C51
2016-04-26 15:42:20	S	09 22 39.70	+08 20 35.4	–	L	C51
2016-04-26 18:51:01	S	09 22 35.57	+08 18 53.0	–	L	C51
2016-04-26 20:25:27	S	09 22 33.49	+08 18 01.0	–	L	C51
2016-04-26 21:59:43	S	09 22 31.47	+08 17 10.8	–	L	C51
2016-04-26 21:59:53	S	09 22 31.46	+08 17 09.5	–	L	C51
2016-04-26 23:34:08	S	09 22 29.45	+08 16 19.5	–	L	C51
2016-04-27 01:08:34	S	09 22 27.46	+08 15 27.9	–	L	C51
2016-04-27 02:42:50	S	09 22 25.46	+08 14 37.1	–	L	C51
2016-04-27 05:51:31	S	09 22 21.57	+08 12 53.8	–	L	C51
2016-04-27 09:00:12	S	09 22 17.71	+08 11 11.5	–	L	C51
2016-04-27 09:00:22	S	09 22 17.69	+08 11 11.0	–	L	C51
2016-05-08 04:13:44	C	09 20 02.37	+05 37 36.9	–	q	703
2016-05-08 04:20:59	C	09 20 02.27	+05 37 33.2	–	q	703
2016-05-08 04:35:27	C	09 20 02.31	+05 37 24.4	–	q	703
2016-08-23 03:02:00	C	05 50 08.30	+07 49 47.8	–	q	160
2016-08-23 03:05:01	C	05 50 07.81	+07 49 55.0	–	q	160
2016-08-23 03:08:02	C	05 50 07.29	+07 50 02.2	–	q	160
2016-08-31 11:05:30	C	05 20 25.78	+15 13 29.9	–	q	G96

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Radar Observations (36)

Epoch (UTC)	Value	Sigma	Units	Freq (MHz)	Receiver	Transmitter
2000-09-22 05:00:00	-264590	7	Hz	8560	-14	-14
2000-09-22 05:20:00	51280858.8	10	us	8560	-14	-14
2000-09-22.208333	-26459000	700	Hz	8560	253	253
2000-09-22.222222	5128085880	10000	us	8560	253	253
2000-09-23 03:00:00	53988204	4.5	us	8560	-14	-14
2000-09-23.125000	5398820400	4500	us	8560	253	253
2000-09-30 01:58:00	89390125.461	5	us	2380	-1	-1
2000-09-30.081944	8939012546	5000	us	2380	251	251
2000-10-01 01:43:00	95621042.662	5	us	2380	-1	-1
2000-10-01.071528	9562104266	5000	us	2380	251	251
2000-10-02 01:40:00	102075969.47	5	us	2380	-1	-1
2000-10-02.069444	10207596947	5000	us	2380	251	251
2000-10-03 02:04:00	108806805.01	5	us	2380	-1	-1
2000-10-03.086111	10880680501	5000	us	2380	251	251
2000-10-04 01:37:00	115435121.1	5	us	2380	-1	-1
2000-10-04.067361	11543512110	5000	us	2380	251	251
2000-10-06 02:06:00	129436574.2	5	us	2380	-1	-1
2000-10-06.087500	12943657420	5000	us	2380	251	251
2000-10-07 02:36:00	136675608.74	5	us	2380	-1	-1
2000-10-07.108333	13667560874	5000	us	2380	251	251
2008-09-09 10:40:00	99540.92	4	Hz	8560	-14	-14
2008-09-09 11:10:00	58346499.24	20	us	8560	-14	-14
2008-09-09 11:50:00	58319853.59	3	us	8560	-14	-14
2008-09-09.444444	9954092	400	Hz	8560	253	253
2008-09-09.465278	5834649924	20000	us	8560	253	253
2008-09-09.493056	5831985359	1000	us	8560	253	253
2008-09-10 10:28:00	57796651.71	0.2	us	2380	-1	-1
2008-09-11 09:59:00	57762118.05	0.2	us	2380	-1	-1
2008-09-13 08:58:00	59182899.97	0.2	us	2380	-1	-1
2008-09-15 08:42:00	62519349.43	0.2	us	2380	-1	-1
2008-09-18 08:10:00	70482044.62	1	us	2380	-1	-1
2008-09-21 06:23:00	80918388.62	1	us	2380	-1	-1
2008-09-21 06:29:00	80934474.96	1	us	2380	-1	-1
2008-09-21 07:04:00	81028895.83	1	us	2380	-1	-1
2008-09-21 08:23:00	81245719.42	1	us	2380	-1	-1
2016-08-23 12:52:00	177285703.3	2	us	2380	-1	-1

Station codes

-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)