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JPL Small-Body Database Browser
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212909 (2007 XQ15)
Classification: Main-belt Asteroid          SPK-ID: 2212909
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1552573807439819 3.7771e-08  
a 2.629045815038466 2.2643e-08 au
q 2.220867047939667 1.0337e-07 au
i 4.908837420576481 4.4195e-06 deg
node 61.00273678513527 0.00010124 deg
peri 11.00005770198463 0.0001062 deg
M 245.161988796498 3.3533e-05 deg
tp 2459097.182456461545
(2020-Sep-04.68245646)
0.0001487 TDB
period 1557.025260645612
4.26
2.0115e-05
5.507e-08
d
yr
n .2312101216975298 2.987e-09 deg/d
Q 3.037224582137265 2.6159e-08 au
  Orbit Determination Parameters
   # obs. used (total)      318  
   data-arc span      7703 days (21.09 yr)  
   first obs. used      1998-09-24  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52445  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:47:26  

Additional Information
 Earth MOID = 1.23548 au 
 Jupiter MOID = 2.24142 au 
 T_jup = 3.378 
[ 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 16.2   n/a MPO450008  

212909 (2007 XQ15)          Discovered 2007-Dec-08 by BATTeRS at Bisei SG Center
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2007 XQ15 = 1998 ST35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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