Asteroids with Satellites Database--Johnston's Archive
(34706)
2001 OP83
compiled by Wm. Robert Johnston
last updated
21 September 2014
--Orbital and physical data--
(See this page for definitions of quantities; source codes in brackets, see this link for full references; *A, *D, and *E indicate assumed, derived, and estimated values, respectively.)
dynamical type, primary:
Mars crossing asteroid
orbital data, primary (osculating elements)
[JPL]
: |
semimajor axis a: |
2.253209814 AU
| |
orbital period P: |
3.382288534 yr
(= 1235.3808870 d)
| |
eccentricity e: |
0.383273282
| |
perihelion distance q: |
1.38961469 AU
| |
aphelion distance Q: |
3.116804935 AU
| |
inclination i: |
8.6938273°
| |
argument of perihelion ω: |
41.782373°
| |
ascending node Ω: |
66.655292°
| |
mean anomaly M: |
165.7621806°
| |
perihelion passage TP: |
2012 Oct 31.16825
| |
Epoch: |
2014 May 23
| |
data arc: |
1961-2013
(578 obs.)
| |
Earth MOID: |
0.421086 AU
| |
Jupiter Tisserand invariant TJ: |
3.511
|
orbital data, secondary:
|
binary dynamical type: | A [P07f] | |
semimajor axis as: |
7
km
[*E]
| |
separation/primary radius as/rp: | 4.0 [*E] | |
separation/Hill radius as/rH: | 0.018 [*E] | |
orbital period Ps: |
0.865
± 0.0004
d [W06a]
| |
eccentricity es: |
?
| |
normalized ang. mom. αL: |
1.08
[P07f]
|
|
other data, system (combined):
|
absolute mag. H: |
14.8
[MPC]
| |
slope parameter G: |
(0.15) [*A]
| |
effective diameter dE: |
3.62
km [*E]
| |
geometric albedo: |
(0.16
) [*A]
| |
color index U-B: |
?
| |
color index B-V: |
?
| |
taxonomic type: |
?
| |
mass m: |
?
| |
density ρ: |
(1.6
g/cm3) [*A]
| |
Hill radius rH: |
380 km [*E]
|
other data, primary:
|
diameter dp: |
3.48
km [*E]
| |
rotation period RPp: |
2.5644
± 0.0001
h [W06a]
| |
amplitude in mag., rotational ΔM: |
0.13
[W06a]
| |
amplitude in mag., mutual events ΔM: | 0.125 ±0.045 [W06a] | |
pole direction Β, λ: |
?
,
?
|
other data, secondary:
|
diameter ds: |
0.98
km [*E]
| |
diameter ratio ds/dp: |
0.28
± 0.02
[W06a]
| |
component mag. difference ΔM: |
2.8
± 0.2
[*D]
| |
rotation period RPs: |
?
| |
|
|
--
(34706) 2001 OP83
--discovery and notes:
Primary discovered
2001 Jul 27
from
Palomar Observatory, California, USA
by
NEAT.
Alternate designation(s):
1961 XA1, 1988 VY11, 1998 XV98.
Linked to prediscovery observations from 1961 Dec 14.
Permanent number assigned 2002 Jan 28.
Companion discovered
2005 Dec 11
using
lightcurve
observations.
Announced
2005 Dec 29.
--Links, more technical:
--Links, less technical:
--Links to ADS abstracts:
- Warner, Brian D., Pray, Donald P., Pravec, Petr, & Kusnirák, Peter 2006, Minor Planet Bulletin A new main belt asteroid: (34706) 2001 OP83
- Warner, B. D., Pray, D., Pravec, P., Cooney, W., Jr., Gross, J., & Terrell, D. 2005, Central Bureau Electronic Telegrams (34706) 2001 OP_83
©
2006-2008, 2014
by Wm. Robert Johnston.
Last modified
21 September 2014.
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