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249538 (2010 GT161)
Classification: Main-belt Asteroid          SPK-ID: 2249538
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1342027178755038 6.979e-08  
a 3.137935241215195 5.3401e-08 au
q 2.716815803326791 2.0669e-07 au
i 20.68996207752474 9.4687e-06 deg
node 71.40057402767239 2.646e-05 deg
peri 214.6439281598492 5.4991e-05 deg
M 175.2528042777858 5.1983e-05 deg
tp 2457612.113358577985
(2016-Aug-11.61335858)
0.00029129 TDB
period 2030.31952828516
5.56
5.1828e-05
1.419e-07
d
yr
n .177311992021306 4.5263e-09 deg/d
Q 3.559054679103599 6.0568e-08 au
  Orbit Determination Parameters
   # obs. used (total)      198  
   data-arc span      7481 days (20.48 yr)  
   first obs. used      1999-05-12  
   last obs. used      2019-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66156  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 18:48:27  

Additional Information
 Earth MOID = 1.72213 au 
 Jupiter MOID = 1.60061 au 
 T_jup = 3.098 
[ 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 15.1   n/a MPO248548  
diameter diameter 5.699 km 0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249538 (2010 GT161)          Discovered 2010-Apr-15 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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