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7467 (1989 WQ1)
Classification: Mars-crossing Asteroid          SPK-ID: 2007467
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1265368737437278 5.7239e-08  
a 1.654117567397319 7.8815e-09 AU
q 1.444810701614282 9.7916e-08 AU
i 15.90070068468538 6.307e-06 deg
node 69.11550520273114 1.8924e-05 deg
peri 41.61013617660309 4.1437e-05 deg
M 146.5859425420676 3.3515e-05 deg
tp 2456484.099026514330
(2013-Jul-10.59902651)
7.1653e-05 JED
period 777.0482522370971
2.13
5.5537e-06
1.521e-08
d
yr
n .4632916925861058 3.3112e-09 deg/d
Q 1.863424433180356 8.8788e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      942  
   data-arc span      12489 days (34.19 yr)  
   first obs. used      1978-08-09  
   last obs. used      2012-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54583  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 15:43:12  

Additional Information
 Earth MOID = .484895 AU 
 T_jup = 4.221 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6 mag n/a MPO240261  
rotation period rot_per 7.633 h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) Published Reference List:
[Erikson, A.; Mottola, S.; Lagerros, J.S.V.; Lindgren, M.; et al. (2000) Icarus 147, 487-497.]

7467 (1989 WQ1)          Discovered 1989-Nov-25 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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