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7751 (1988 UA)
Classification: Main-belt Asteroid          SPK-ID: 2007751
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1890041624918095 7.3131e-08  
a 2.473750588148169 1.6738e-08 au
q 2.006201430021603 1.856e-07 au
i 1.088173676826754 4.843e-06 deg
node 256.4971185029407 0.00038365 deg
peri 92.50583448593584 0.00038403 deg
M 22.17649503711428 1.3475e-05 deg
tp 2457312.956743169213
(2015-Oct-17.45674317)
5.3278e-05 JED
period 1421.125042813985
3.89
1.4423e-05
3.949e-08
d
yr
n .253320425123999 2.571e-09 deg/d
Q 2.941299746274735 1.9901e-08 au
  Orbit Determination Parameters
   # obs. used (total)      862  
   data-arc span      16343 days (44.74 yr)  
   first obs. used      1971-03-24  
   last obs. used      2015-12-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54078  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:04:48  

Additional Information
 Earth MOID = .998244 au 
 Jupiter MOID = 2.47433 au 
 T_jup = 3.457 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6 mag n/a MPO347587  
rotation period rot_per 9.36 h n/a LCDB (Rev. 2015-December); Warner et al., 2009 Published Reference List:
[Chang, C.-K.; Ip, W.-H.; Cheng, Y.-C.; Ngeow, C.-C.; et al. (2014) Astrophys. J. 788, A17.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

7751 (1988 UA)          Discovered 1988-Oct-16 by Ueda, S., Kaneda, H. at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1988 UA = 1992 UL3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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