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277248 (2005 RK30)
Classification: Main-belt Asteroid          SPK-ID: 2277248
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2473795678710621 6.3657e-08  
a 2.659717153063542 1.4824e-08 au
q 2.001757473079431 1.7029e-07 au
i 28.87780275477008 8.5053e-06 deg
node 183.4312459634416 9.3567e-06 deg
peri 236.3714700519093 1.6792e-05 deg
M 116.0801725383905 1.2157e-05 deg
tp 2458489.633820582652
(2019-Jan-06.13382058)
5.25e-05 TDB
period 1584.351750764508
4.34
1.3246e-05
3.627e-08
d
yr
n .2272222691875631 1.8997e-09 deg/d
Q 3.317676833047651 1.8492e-08 au
  Orbit Determination Parameters
   # obs. used (total)      526  
   data-arc span      5340 days (14.62 yr)  
   first obs. used      2005-09-09  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50983  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 16:25:50  

Additional Information
 Earth MOID = 1.10502 au 
 Jupiter MOID = 2.41262 au 
 T_jup = 3.170 
[ 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 15.5   n/a MPO266752  
diameter diameter 3.448 km 1.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.094   0.080 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

277248 (2005 RK30)          Discovered 2005-Sep-09 by LINEAR at Socorro
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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