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49823 (1999 XV71)
Classification: Main-belt Asteroid          SPK-ID: 2049823
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1382383988847437 3.8779e-08  
a 2.376757159245205 7.9482e-09 au
q 2.048198055013296 8.9222e-08 au
i 1.203727631788001 3.0404e-06 deg
node 236.3641723685035 0.00017356 deg
peri 280.8437795100108 0.0001739 deg
M 147.8595639202393 1.1499e-05 deg
tp 2458450.804017054555
(2018-Nov-28.30401705)
4.1637e-05 TDB
period 1338.368304448059
3.66
6.7135e-06
1.838e-08
d
yr
n .2689842540379521 1.3493e-09 deg/d
Q 2.705316263477114 9.0469e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1334  
   data-arc span      10628 days (29.10 yr)  
   first obs. used      1991-09-15  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48281  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:30:41  

Additional Information
 Earth MOID = 1.05794 au 
 Jupiter MOID = 2.28233 au 
 T_jup = 3.528 
[ 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 15.4   n/a MPO337656  

49823 (1999 XV71)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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