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JPL Small-Body Database Browser
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20727 (1999 XV123)
Classification: Main-belt Asteroid          SPK-ID: 2020727
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03822187296880685 5.5292e-08  
a 3.013297938536827 1.834e-08 au
q 2.898124047512905 1.6374e-07 au
i 8.435436568922336 5.34e-06 deg
node 295.2159441706153 3.7265e-05 deg
peri 263.5221418453925 7.74e-05 deg
M 113.6642993381544 6.9128e-05 deg
tp 2457997.269742869409
(2017-Aug-31.76974287)		 0.00036614 TDB
period 1910.563772719413
5.23		 1.7443e-05
4.776e-08		 d
yr
n .1884260578685588 1.7203e-09 deg/d
Q 3.12847182956075 1.9041e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1263  
   data-arc span      10452 days (28.62 yr)  
   first obs. used      1991-04-14  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50119  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:46:20  

Additional Information
 Earth MOID = 1.91191 au 
 Jupiter MOID = 1.9389 au 
 T_jup = 3.231 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6   n/a MPO358828  

20727 (1999 XV123)          Discovered 1999-Dec-07 by CSS at Catalina
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XV123 = 1996 EU15 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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