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JPL Small-Body Database Browser
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382130 (2011 JR27)
Classification: Main-belt Asteroid          SPK-ID: 2382130
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03905597559829007 8.508e-08  
a 3.013428884502115 5.8909e-08 au
q 2.895736479521818 2.5807e-07 au
i 12.53364002160305 7.9688e-06 deg
node 78.43145833339415 3.289e-05 deg
peri 176.811521120705 0.00010818 deg
M 163.0335541997574 0.00010739 deg
tp 2457735.204704083696
(2016-Dec-12.70470408)
0.00056471 TDB
period 1910.688312347012
5.23
5.6028e-05
1.534e-07
d
yr
n .1884137761630994 5.5249e-09 deg/d
Q 3.131121289482412 6.121e-08 au
  Orbit Determination Parameters
   # obs. used (total)      158  
   data-arc span      5046 days (13.82 yr)  
   first obs. used      2005-03-09  
   last obs. used      2019-01-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62296  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:07:28  

Additional Information
 Earth MOID = 1.88048 au 
 Jupiter MOID = 1.91188 au 
 T_jup = 3.211 
[ 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 15.8   n/a MPO460498  
diameter diameter 4.308 km 0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

382130 (2011 JR27)          Discovered 2008-Nov-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-12-19

[ show close-approach data ]
Alternate Designations
 2011 JR27 = 2010 HK94 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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