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135746 (2002 QR7)
Classification: Main-belt Asteroid          SPK-ID: 2135746
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2027000327600754 8.5002e-08  
a 2.465888020077677 1.5911e-08 au
q 1.966052437625255 2.0008e-07 au
i 4.10648567998722 4.523e-06 deg
node 71.28440144503854 6.0545e-05 deg
peri 317.4846023334978 6.1158e-05 deg
M 215.9977196082393 9.9343e-06 deg
tp 2459766.250988841350
(2022-Jul-05.75098884)
4.2743e-05 TDB
period 1414.355074300193
3.87
1.3689e-05
3.748e-08
d
yr
n .2545329716288705 2.4635e-09 deg/d
Q 2.9657236025301 1.9136e-08 au
  Orbit Determination Parameters
   # obs. used (total)      744  
   data-arc span      6500 days (17.80 yr)  
   first obs. used      2002-08-08  
   last obs. used      2020-05-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52884  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:14:25  

Additional Information
 Earth MOID = .972433 au 
 Jupiter MOID = 2.48153 au 
 T_jup = 3.455 
[ 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 16.2   n/a MPO469428  

135746 (2002 QR7)          Discovered 2002-Aug-16 by NEAT at Palomar
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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