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JPL Small-Body Database Browser
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442046 (2010 RY28)
Classification: Main-belt Asteroid          SPK-ID: 2442046
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02867477776267125 5.3319e-08  
a 2.773929128726229 2.7127e-08 au
q 2.694387327430604 1.5628e-07 au
i 4.641473735419418 7.6599e-06 deg
node 192.821433976611 7.4668e-05 deg
peri 230.6761760770794 0.00015794 deg
M 322.9887941257663 0.00014078 deg
tp 2459173.989103536424
(2020-Nov-20.48910354)
0.00066057 TDB
period 1687.491012460985
4.62
2.4754e-05
6.777e-08
d
yr
n .2133344695418478 3.1294e-09 deg/d
Q 2.853470930021853 2.7905e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      7496 days (20.52 yr)  
   first obs. used      1999-03-22  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:59:34  

Additional Information
 Earth MOID = 1.70903 au 
 Jupiter MOID = 2.22854 au 
 T_jup = 3.331 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO450445  

442046 (2010 RY28)          Discovered 2001-Sep-23 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2010 RY28 = 2006 UD2 = 2013 GW77 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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