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JPL Small-Body Database Browser
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249016 (2007 RK116)
Classification: Outer Main-belt Asteroid          SPK-ID: 2249016
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04149951427247828 5.9024e-08  
a 3.250235309232105 4.9532e-08 au
q 3.115352122627714 1.9048e-07 au
i 12.4913825076352 9.8919e-06 deg
node 352.0278160951692 2.7619e-05 deg
peri 285.8258461974548 0.00013645 deg
M 76.8040473435087 0.00013697 deg
tp 2458143.882829285706
(2018-Jan-25.38282929)
0.00081505 TDB
period 2140.280195416539
5.86
4.8925e-05
1.339e-07
d
yr
n .1682022759314171 3.845e-09 deg/d
Q 3.385118495836496 5.1587e-08 au
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      6629 days (18.15 yr)  
   first obs. used      2001-09-20  
   last obs. used      2019-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58831  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 18:46:47  

Additional Information
 Earth MOID = 2.12883 au 
 Jupiter MOID = 1.74341 au 
 T_jup = 3.143 
[ 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 MPO454844  
diameter diameter 4.382 km 0.885 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249016 (2007 RK116)          Discovered 2007-Sep-11 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2007 RK116 = 2001 SW98 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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