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JPL Small-Body Database Browser
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452242 (2015 TQ2)
Classification: Main-belt Asteroid          SPK-ID: 2452242
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1897260707602814 4.2534e-08  
a 2.395922013535745 2.4219e-08 au
q 1.941353144059546 1.0969e-07 au
i 2.237614980947405 8.7395e-06 deg
node 19.06735652940136 0.00011507 deg
peri 269.7105510813549 0.00011772 deg
M 52.28924025478097 2.3998e-05 deg
tp 2458403.748852234737
(2018-Oct-12.24885223)
8.9141e-05 TDB
period 1354.588684983205
3.71
2.0539e-05
5.623e-08
d
yr
n .2657633302203935 4.0297e-09 deg/d
Q 2.850490883011944 2.8814e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      5505 days (15.07 yr)  
   first obs. used      2004-10-09  
   last obs. used      2019-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56954  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:32:18  

Additional Information
 Earth MOID = .925998 au 
 Jupiter MOID = 2.3243 au 
 T_jup = 3.503 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO450473  

452242 (2015 TQ2)          Discovered 2004-Oct-09 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-11-30

Alternate Designations
 2015 TQ2 = 2004 TO239 = 2014 HJ43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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