2018 DB

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.5542772503
Semi-major axis (a)	1.5727830993 AU
Inclination (i)	0.23145699°
Long. of Asc. Node (Ω)	52.54759889°
Arg. of Perihelion (ω)	178.78762029°
Mean Anomaly (M)	306.12683427°
Mean Motion (n)	0.4996893700°/day
Perihelion dist (q)	0.70102600 AU
Aphelion dist (Q)	2.44454360 AU
Orbital Period	1.97244070 yr

Physical Parameters

H (abs. magnitude)	27.61
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-04-18
RMS Residual	0.328″
Uncertainty	—
Orbit Type	Apollo
MOID	0.003957 AU
Observations Used	20
Oppositions	1
Arc Total	2018-2018
First Observation Used	—
Last Observation Used	2018-02-19

Observations (20)

Date	Type	RA	Dec	Mag	Band	Observatory
2018-02-12 09:41:37	C	10 12 45.048	+14 41 24.59	–	V	F51
2018-02-12 09:58:27	C	10 12 45.815	+14 41 36.08	–	V	F51
2018-02-12 10:15:20	C	10 12 46.592	+14 41 47.23	–	V	F51
2018-02-12 10:32:19	C	10 12 47.362	+14 41 58.79	–	V	F51
2018-02-17 09:48:51	C	10 34 17.15	+17 40 08.8	–	U	G96
2018-02-17 09:57:07	C	10 34 20.25	+17 40 36.7	–	U	G96
2018-02-17 10:05:22	C	10 34 23.44	+17 41 03.9	–	U	G96
2018-02-17 10:13:38	C	10 34 26.51	+17 41 31.9	–	U	G96
2018-02-17 10:48:17	C	10 34 40.03	+17 43 29.7	–	U	G96
2018-02-17 10:49:01	C	10 34 40.30	+17 43 31.9	–	U	G96
2018-02-17 10:49:21	C	10 34 40.49	+17 43 32.5	–	U	G96
2018-02-17 10:50:06	C	10 34 40.79	+17 43 35.5	–	U	G96
2018-02-18 11:30:40	C	10 50 25.23	+19 45 12.3	–	U	G96
2018-02-18 11:31:16	C	10 50 25.70	+19 45 15.4	–	U	G96
2018-02-18 11:31:50	C	10 50 26.21	+19 45 19.2	–	U	G96
2018-02-18 11:32:26	C	10 50 26.68	+19 45 22.9	–	U	G96
2018-02-19 05:08:31	C	11 13 47.22	+22 36 25.1	–	u	807
2018-02-19 05:10:19	C	11 13 50.28	+22 36 47.8	–	u	807
2018-02-19 05:12:14	C	11 13 53.58	+22 37 12.2	–	u	807
2018-02-19 06:07:09	C	11 15 29.935	+22 48 58.23	–	W	W84