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249634 (1999 TP116)
Classification: Main-belt Asteroid          SPK-ID: 2249634
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 .1996821998954043 7.6192e-08  
a 3.073287249316726 3.0927e-08 au
q 2.459606490462666 2.4233e-07 au
i 12.0642878403041 8.3879e-06 deg
node 12.22421058056765 2.6152e-05 deg
peri 345.73082779077 2.9896e-05 deg
M 238.0388668867648 1.538e-05 deg
tp 2459267.187186073071
(2021-Feb-21.68718607)
8.9827e-05 TDB
period 1967.900599639968
5.39
2.9705e-05
8.133e-08
d
yr
n .1829360690605322 2.7613e-09 deg/d
Q 3.686968008170787 3.7102e-08 au
  Orbit Determination Parameters
   # obs. used (total)      325  
   data-arc span      7183 days (19.67 yr)  
   first obs. used      1999-09-30  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55291  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:18:54  

Additional Information
 Earth MOID = 1.45757 au 
 Jupiter MOID = 1.76824 au 
 T_jup = 3.166 
[ 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 15.3   n/a MPO437159  
diameter diameter 2.636 km 0.237 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.193   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

249634 (1999 TP116)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

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