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JPL Small-Body Database Browser
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49770 (1999 WC7)
Classification: Main-belt Asteroid          SPK-ID: 2049770
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1845278264825774 2.7671e-08  
a 2.31996711619766 7.6792e-09 au
q 1.891868626734653 6.5682e-08 au
i 5.843366304431325 3.119e-06 deg
node 93.6668452146076 3.7158e-05 deg
peri 198.2521143088621 3.8547e-05 deg
M 296.9109871303755 1.0312e-05 deg
tp 2458826.689479925166
(2019-Dec-09.18947993)
3.7024e-05 TDB
period 1290.687697734845
3.53
6.4084e-06
1.755e-08
d
yr
n .2789210748903855 1.3849e-09 deg/d
Q 2.748065605660668 9.0962e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1419  
   data-arc span      7788 days (21.32 yr)  
   first obs. used      1998-04-22  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51803  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:17:04  

Additional Information
 Earth MOID = .875986 au 
 Jupiter MOID = 2.43056 au 
 T_jup = 3.549 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO432055  

49770 (1999 WC7)          Discovered 1999-Nov-28 by Korlevic, K. at Visnjan
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 WC7 = 1998 KO37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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