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249248 (2008 RC77)
Classification: Main-belt Asteroid          SPK-ID: 2249248
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0947964564871084 8.8934e-08  
a 2.974314397127444 3.6473e-08 au
q 2.692359931801172 2.7697e-07 au
i 13.6397874572953 8.6523e-06 deg
node 25.70911632605966 2.0551e-05 deg
peri 358.8432159757696 3.4174e-05 deg
M 26.59200185365053 2.6819e-05 deg
tp 2458462.102811245720
(2018-Dec-09.60281125)
0.00013885 TDB
period 1873.608020401857
5.13
3.4463e-05
9.435e-08
d
yr
n .1921426446086552 3.5343e-09 deg/d
Q 3.256268862453716 3.9931e-08 au
  Orbit Determination Parameters
   # obs. used (total)      222  
   data-arc span      5535 days (15.15 yr)  
   first obs. used      2003-10-19  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64228  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:09:19  

Additional Information
 Earth MOID = 1.69552 au 
 Jupiter MOID = 2.1984 au 
 T_jup = 3.212 
[ 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 16.0   n/a MPO454847  
diameter diameter 3.506 km 0.711 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249248 (2008 RC77)          Discovered 2008-Sep-06 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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