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JPL Small-Body Database Browser
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312722 (2010 RY55)
Classification: Main-belt Asteroid          SPK-ID: 2312722
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1617377039478122 6.3727e-08  
a 3.058862180463174 4.7715e-08 au
q 2.564128834702262 2.0326e-07 au
i 4.240755680315092 5.3015e-06 deg
node 242.468594380895 9.3192e-05 deg
peri 75.53123952034328 9.4591e-05 deg
M 245.1364240566118 1.6122e-05 deg
tp 2459223.973678899522
(2021-Jan-09.47367890)
9.382e-05 TDB
period 1954.061786431331
5.35
4.5722e-05
1.252e-07
d
yr
n .1842316361231656 4.3108e-09 deg/d
Q 3.553595526224086 5.5433e-08 au
  Orbit Determination Parameters
   # obs. used (total)      180  
   data-arc span      6701 days (18.35 yr)  
   first obs. used      2000-11-28  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54428  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:27:55  

Additional Information
 Earth MOID = 1.55423 au 
 Jupiter MOID = 1.76469 au 
 T_jup = 3.210 
[ 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 MPO434004  

312722 (2010 RY55)          Discovered 2005-Sep-29 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2010 RY55 = 2005 TF198 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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