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JPL Small-Body Database Browser
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34740 (2001 QJ77)
Classification: Main-belt Asteroid          SPK-ID: 2034740
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .112598820784915 4.4472e-08  
a 2.688749232701575 1.2615e-08 au
q 2.385999239713033 1.234e-07 au
i 3.329860081108128 4.6562e-06 deg
node 195.4695780689455 5.9867e-05 deg
peri 184.5345464247187 6.2185e-05 deg
M 12.64127887339646 1.6505e-05 deg
tp 2458543.952633038973
(2019-Mar-01.45263304)
7.3714e-05 TDB
period 1610.363342969297
4.41
1.1333e-05
3.103e-08
d
yr
n .2235520335033258 1.5733e-09 deg/d
Q 2.991499225690117 1.4036e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1363  
   data-arc span      9488 days (25.98 yr)  
   first obs. used      1992-10-23  
   last obs. used      2018-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54019  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-30 18:10:21  

Additional Information
 Earth MOID = 1.38754 au 
 Jupiter MOID = 2.46002 au 
 T_jup = 3.361 
[ 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 14.5   n/a MPO333129  

34740 (2001 QJ77)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 QJ77 = 1996 QS2 = 1999 GX49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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