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JPL Small-Body Database Browser
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47401 (1999 XG120)
Classification: Main-belt Asteroid          SPK-ID: 2047401
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1253806252726393 3.0568e-08  
a 2.378421724892269 9.3074e-09 au
q 2.080213721863247 7.3989e-08 au
i 6.510042681664963 5.1074e-06 deg
node 28.09218280639361 3.037e-05 deg
peri 238.3991110322702 3.7073e-05 deg
M 250.9120809428218 2.214e-05 deg
tp 2459006.481158102417
(2020-Jun-05.98115810)
8.3079e-05 TDB
period 1339.774543139506
3.67
7.8644e-06
2.153e-08
d
yr
n .2687019258900148 1.5773e-09 deg/d
Q 2.676629727921291 1.0474e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1119  
   data-arc span      9128 days (24.99 yr)  
   first obs. used      1994-05-05  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53628  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:41:58  

Additional Information
 Earth MOID = 1.07311 au 
 Jupiter MOID = 2.40387 au 
 T_jup = 3.521 
[ 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 15.2   n/a MPO365806  

47401 (1999 XG120)          Discovered 1999-Dec-05 by CSS at Catalina
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XG120 = 2001 BJ69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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