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78831 (2003 QT25)
Classification: Main-belt Asteroid          SPK-ID: 2078831
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06631558381171557 3.592e-08  
a 3.074945164099302 2.1762e-08 au
q 2.871028380353045 1.0834e-07 au
i 3.730792879548898 3.4291e-06 deg
node 261.8260208695594 6.4137e-05 deg
peri 311.3414584455725 7.0525e-05 deg
M 157.2978330866547 3.1296e-05 deg
tp 2458139.952734306969
(2018-Jan-21.45273431)
0.00016783 TDB
period 1969.493219139424
5.39
2.0907e-05
5.724e-08
d
yr
n .1827881388478723 1.9404e-09 deg/d
Q 3.278861947845559 2.3205e-08 au
  Orbit Determination Parameters
   # obs. used (total)      757  
   data-arc span      9835 days (26.93 yr)  
   first obs. used      1993-12-13  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57561  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:07:04  

Additional Information
 Earth MOID = 1.8661 au 
 Jupiter MOID = 1.71111 au 
 T_jup = 3.223 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457528.5 (2016-May-20.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06596123388957734 3.5905e-08  
q 2.872575313734488 1.0809e-07 au
tp 2458152.055665756816
(2018-Feb-02.55566576)
0.00016921 TDB
node 261.9356758197587 6.4315e-05 deg
peri 313.6974306830528 7.0829e-05 deg
i 3.724300185393666 3.4254e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      757  
   data-arc span      9835 days (26.93 yr)  
   first obs. used      1993-12-13  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57561  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:07:04  

Additional Information
 Jupiter MOID = 1.71111 au 
 T_jup = 3.223 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.289193830682925E-15 -3.815104572474552E-15 -5.86031619411404E-13 3.759945603099228E-15 -1.218678864128281E-13 3.142477091199E-16
q -3.815104572474552E-15 1.168434917376075E-14 2.89269547366643E-12 -1.15862947956512E-14 5.424702155542546E-13 -5.795377613964586E-16
tp -5.86031619411404E-13 2.89269547366643E-12 2.863169163999083E-8 -6.878625403606361E-12 5.045715912069595E-9 4.786357748709557E-13
node 3.759945603099228E-15 -1.15862947956512E-14 -6.878625403606361E-12 4.136372376694545E-9 -4.128752227521172E-9 -1.901361076261628E-11
peri -1.218678864128281E-13 5.424702155542546E-13 5.045715912069595E-9 -4.128752227521172E-9 5.016754323522677E-9 1.903059542845231E-11
i 3.142477091199E-16 -5.795377613964586E-16 4.786357748709557E-13 -1.901361076261628E-11 1.903059542845231E-11 1.173320712029278E-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 14.9   n/a MPO449495  

78831 (2003 QT25)          Discovered 2003-Aug-22 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2003 QT25 = 2002 LV59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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