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JPL Small-Body Database Browser
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52803 (1998 QO71)
Classification: Main-belt Asteroid          SPK-ID: 2052803
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1555755503967833 6.4675e-08  
a 2.286277384954639 8.1302e-09 au
q 1.930588522430603 1.4539e-07 au
i 5.471538412138316 4.8082e-06 deg
node 261.4584981063516 5.3087e-05 deg
peri 102.3353972504851 5.5016e-05 deg
M 332.8558200835877 1.399e-05 deg
tp 2458695.706375530486
(2019-Jul-31.20637553)
4.9215e-05 TDB
period 1262.675656310817
3.46
6.7352e-06
1.844e-08
d
yr
n .2851088465994653 1.5208e-09 deg/d
Q 2.641966247478675 9.395e-09 au
  Orbit Determination Parameters
   # obs. used (total)      897  
   data-arc span      7777 days (21.29 yr)  
   first obs. used      1998-08-19  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50952  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:06:00  

Additional Information
 Earth MOID = .93664 au 
 Jupiter MOID = 2.84244 au 
 T_jup = 3.580 
[ 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 15.5   n/a MPO502509  

52803 (1998 QO71)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QO71 = 2001 MM 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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