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JPL Small-Body Database Browser
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487705 (2015 RO28)
Classification: Main-belt Asteroid          SPK-ID: 2487705
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08259819941714962 1.0895e-07  
a 2.465040103458542 3.2825e-08 au
q 2.261432229421803 2.5385e-07 au
i 6.002495741105069 7.6182e-06 deg
node 311.4022474964165 7.7589e-05 deg
peri 35.89436304989208 8.8657e-05 deg
M 82.24086301975517 4.3746e-05 deg
tp 2458677.561689463676
(2019-Jul-13.06168946)
0.00016914 TDB
period 1413.625629939588
3.87
2.8236e-05
7.731e-08
d
yr
n .2546643130794005 5.0867e-09 deg/d
Q 2.668647977495282 3.5536e-08 au
  Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      2984 days (8.17 yr)  
   first obs. used      2011-08-28  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4816  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:47:43  

Additional Information
 Earth MOID = 1.25673 au 
 Jupiter MOID = 2.65542 au 
 T_jup = 3.475 
[ 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 17.4   n/a MPO456351  

487705 (2015 RO28)          Discovered 2011-Aug-28 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 RO28 = 2011 QG89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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