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382631 (2002 QQ14)
Classification: Main-belt Asteroid          SPK-ID: 2382631
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1408134527327699 5.2695e-08  
a 2.260843916714043 1.1691e-08 au
q 1.94248667871166 1.2091e-07 au
i 6.397770516517779 5.9907e-06 deg
node 175.3045368132628 4.1419e-05 deg
peri 181.4494714849795 4.5956e-05 deg
M 120.6127834934497 1.8123e-05 deg
tp 2458784.498269350004
(2019-Oct-27.99826935)
6.213e-05 TDB
period 1241.664595545396
3.40
9.6309e-06
2.637e-08
d
yr
n .2899333695198675 2.2489e-09 deg/d
Q 2.579201154716426 1.3337e-08 au
  Orbit Determination Parameters
   # obs. used (total)      188  
   data-arc span      6794 days (18.60 yr)  
   first obs. used      2002-08-12  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5279  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 12:28:42  

Additional Information
 Earth MOID = .936456 au 
 Jupiter MOID = 2.86104 au 
 T_jup = 3.599 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457844.5 (2017-Apr-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1417322830938617 5.2789e-08  
q 1.939757314472028 1.212e-07 au
tp 2457542.570646840064
(2016-Jun-03.07064684)
6.1141e-05 TDB
node 175.3629421734852 4.1388e-05 deg
peri 181.2344969160936 4.584e-05 deg
i 6.400775964116136 5.9939e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      188  
   data-arc span      6794 days (18.60 yr)  
   first obs. used      2002-08-12  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5279  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 12:28:42  

Additional Information
 Jupiter MOID = 2.86104 au 
 T_jup = 3.599 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.7866580042179E-15 -6.376741528632503E-15 -4.895544547719388E-13 -2.73068154682881E-14 -1.38804102193862E-13 -5.38593527176921E-15
q -6.376741528632503E-15 1.469038534918106E-14 1.069695222996198E-12 6.172614745580664E-14 3.089792270375275E-13 1.256722897902342E-14
tp -4.895544547719388E-13 1.069695222996198E-12 3.738168700613412E-9 1.728388300147018E-11 1.219412047843413E-9 -2.409470636451836E-12
node -2.73068154682881E-14 6.172614745580664E-14 1.728388300147018E-11 1.712944272267357E-9 -1.695137844384081E-9 -2.258462924712763E-11
peri -1.38804102193862E-13 3.089792270375275E-13 1.219412047843413E-9 -1.695137844384081E-9 2.101302266435392E-9 2.172436654160007E-11
i -5.38593527176921E-15 1.256722897902342E-14 -2.409470636451836E-12 -2.258462924712763E-11 2.172436654160007E-11 3.59265780729405E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.58   n/a MPCxxxxx  

382631 (2002 QQ14)          Discovered 2002-Aug-26 by NEAT at Palomar
Reference: Last Updated: 2014-01-21

Alternate Designations
 2002 QQ14 = 2009 SE178 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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