Asteroid General Data

2007 DW (887771)

General information

Preliminary designation	2007 DW
Number	887771
Group	Apollo
Absolute magnitude	20.38
Approximate diameter (m)	220
Approximate mass (kg)	2.03·10¹⁰
Number of observations	160
Arc length (days)	6944

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	84.112101
a – orbit major semiaxis (astronomical units)	1.07920700
e – orbit eccentricity	0.52452800
ω – orbit ascending node-perihelion angle (degrees)	313.299127
Ω – longitude of orbit ascending node (degrees)	328.077786
i – orbit inclination to the ecliptic plane (degrees)	38.696709

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	330.579184	1.07917094	0.52777307	312.809373	328.805447	38.543534	0.50961358	1.121078
01/21/1858	289.348337	1.07918506	0.52728503	312.877442	328.703158	38.562853	0.51014694	1.121100
01/29/1887	248.119754	1.07916654	0.52675794	312.956630	328.591697	38.587465	0.51070699	1.121072
02/07/1916	206.932674	1.07919720	0.52627824	313.024955	328.490148	38.608661	0.51123920	1.121119
02/14/1945	165.809703	1.07922002	0.52576585	313.094400	328.377671	38.634099	0.51180298	1.121155
02/22/1974	124.705221	1.07916427	0.52537305	313.164484	328.274928	38.655808	0.51220045	1.121068
03/02/2003	83.561518	1.07911071	0.52489201	313.242777	328.163221	38.681091	0.51269411	1.120985
03/09/2032	42.407233	1.07912838	0.52445005	313.300596	328.062045	38.699824	0.51317944	1.121012
03/17/2061	1.244368	1.07921655	0.52397610	313.368761	327.954941	38.721486	0.51373287	1.121149
03/25/2090	320.221980	1.07922982	0.52345252	313.433985	327.852836	38.741801	0.51430426	1.121170
04/03/2119	279.082523	1.07922419	0.52291121	313.496320	327.752156	38.762165	0.51488577	1.121161
04/10/2148	237.866828	1.07920806	0.52238370	313.570768	327.645241	38.786357	0.51544736	1.121136
04/18/2177	196.632231	1.07916713	0.52191888	313.641468	327.544168	38.806991	0.51592943	1.121072

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