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JPL Small-Body Database Browser
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382261 (2012 TQ94)
Classification: Main-belt Asteroid          SPK-ID: 2382261
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03023948928292147 8.4294e-08  
a 3.096594806231538 6.8054e-08 au
q 3.00295536077495 2.7284e-07 au
i 10.65468820256217 8.6745e-06 deg
node 291.4897126368203 4.184e-05 deg
peri 210.4086334989175 0.00014019 deg
M 323.6357463707977 0.00013882 deg
tp 2458801.546805027543
(2019-Nov-14.04680503)
0.00077019 TDB
period 1990.329584319953
5.45
6.5612e-05
1.796e-07
d
yr
n .1808745661201651 5.9626e-09 deg/d
Q 3.190234251688127 7.0112e-08 au
  Orbit Determination Parameters
   # obs. used (total)      136  
   data-arc span      5354 days (14.66 yr)  
   first obs. used      2004-04-13  
   last obs. used      2018-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59289  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:57:59  

Additional Information
 Earth MOID = 2.02221 au 
 Jupiter MOID = 1.90249 au 
 T_jup = 3.196 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456836.5 (2014-Jun-28.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03197498081285525 8.396e-08  
q 2.998151427452748 2.7302e-07 au
tp 2456813.015782677585
(2014-Jun-04.51578268)
0.00070873 TDB
node 291.5271801165003 4.182e-05 deg
peri 210.6092320322129 0.00013371 deg
i 10.65723285293733 8.6763e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      136  
   data-arc span      5354 days (14.66 yr)  
   first obs. used      2004-04-13  
   last obs. used      2018-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59289  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:57:59  

Additional Information
 Jupiter MOID = 1.90249 au 
 T_jup = 3.196 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.04928758690894E-15 -2.224438112062373E-14 -7.242114698787453E-12 1.46464503179371E-15 -1.10181005628632E-12 9.85686061017601E-15
q -2.224438112062373E-14 7.453864223784002E-14 3.870887992941456E-11 -8.107003011838322E-15 6.336233337059546E-12 -2.346013411742432E-14
tp -7.242114698787453E-12 3.870887992941456E-11 5.022920693594656E-7 9.941270508982319E-12 9.007219613681658E-8 1.294622679432958E-10
node 1.46464503179371E-15 -8.107003011838322E-15 9.941270508982319E-12 1.748874484306448E-9 -1.716727639486012E-9 4.062594024545687E-11
peri -1.10181005628632E-12 6.336233337059546E-12 9.007219613681658E-8 -1.716727639486012E-9 1.787955311258841E-8 -1.632492875010461E-11
i 9.85686061017601E-15 -2.346013411742432E-14 1.294622679432958E-10 4.062594024545687E-11 -1.632492875010461E-11 7.527894057884358E-11

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 MPO423413  
rotation period rot_per 6.327 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

382261 (2012 TQ94)          Discovered 2007-Dec-04 by CSS at Catalina
Reference: Last Updated: 2013-12-19

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