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JPL Small-Body Database Browser
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47399 (1999 XK116)
Classification: Main-belt Asteroid          SPK-ID: 2047399
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .060445841835733 4.7451e-08  
a 2.35255263397059 1.047e-08 au
q 2.210350609547367 1.112e-07 au
i 6.553449161729891 3.7492e-06 deg
node 267.4318030195 4.0485e-05 deg
peri 256.6346526656548 5.7324e-05 deg
M 31.17398476696284 3.8193e-05 deg
tp 2458486.370669914241
(2019-Jan-02.87066991)
0.00013992 TDB
period 1317.975842293196
3.61
8.798e-06
2.409e-08
d
yr
n .2731461294264867 1.8234e-09 deg/d
Q 2.494754658393814 1.1102e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1098  
   data-arc span      10668 days (29.21 yr)  
   first obs. used      1990-02-24  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48036  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:35:37  

Additional Information
 Earth MOID = 1.22952 au 
 Jupiter MOID = 2.51901 au 
 T_jup = 3.545 
[ 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 15.0   n/a MPO337637  

47399 (1999 XK116)          Discovered 1999-Dec-05 by CSS at Catalina
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XK116 = 1990 DF8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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