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JPL Small-Body Database Browser
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173090 (2007 RJ207)
Classification: Main-belt Asteroid          SPK-ID: 2173090
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1341762560526795 5.5454e-08  
a 2.347207094455806 1.5107e-08 au
q 2.032267634341438 1.2906e-07 au
i 6.142868315455125 5.3494e-06 deg
node 162.9050197343917 5.3299e-05 deg
peri 242.3574322486372 5.8145e-05 deg
M 50.17246324676042 1.9928e-05 deg
tp 2458417.442105304618
(2018-Oct-25.94210530)
7.2948e-05 TDB
period 1313.486279639515
3.60
1.2681e-05
3.472e-08
d
yr
n .2740797567362497 2.6461e-09 deg/d
Q 2.662146554570174 1.7134e-08 au
  Orbit Determination Parameters
   # obs. used (total)      295  
   data-arc span      6689 days (18.31 yr)  
   first obs. used      2000-10-02  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54275  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:34:21  

Additional Information
 Earth MOID = 1.04881 au 
 Jupiter MOID = 2.72292 au 
 T_jup = 3.540 
[ 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 16.8   n/a MPO454188  

173090 (2007 RJ207)          Discovered 2007-Sep-10 by Spacewatch at Kitt Peak
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ show close-approach data ]
Alternate Designations
 2007 RJ207 = 2006 JU12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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