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JPL Small-Body Database Browser
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173254 (1999 RG97)
Classification: Main-belt Asteroid          SPK-ID: 2173254
[ 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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .190345778591478 5.4292e-08  
a 2.425892461241576 1.3009e-08 au
q 1.964134071927351 1.2782e-07 au
i 3.324038203553525 4.9517e-06 deg
node 127.1378006878256 6.7875e-05 deg
peri 214.7948275489453 6.9283e-05 deg
M 77.49137507567075 1.0599e-05 deg
tp 2458303.431494837271
(2018-Jul-03.93149484)		 4.0564e-05 TDB
period 1380.084709480898
3.78		 1.1102e-05
3.04e-08		 d
yr
n .2608535530658909 2.0983e-09 deg/d
Q 2.8876508505558 1.5486e-08 au
   Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      7040 days (19.27 yr)  
   first obs. used      1999-09-05  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55009  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:28:45  

Additional Information
 Earth MOID = .956 au 
 Jupiter MOID = 2.50706 au 
 T_jup = 3.483 
[ 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 MPO459805  

173254 (1999 RG97)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 1999 RG97 = 2003 UO180 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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