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52040 (2002 PJ61)
Classification: Main-belt Asteroid          SPK-ID: 2052040
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .152290470830084 4.9405e-08  
a 2.573288289562935 1.4384e-08 au
q 2.181401004363854 1.2333e-07 au
i 1.370925535206909 4.8192e-06 deg
node 233.341224590524 0.00018569 deg
peri 81.08415238220454 0.00018649 deg
M 132.673808620563 2.1331e-05 deg
tp 2458444.834046121100
(2018-Nov-22.33404612)
8.614e-05 TDB
period 1507.756093506765
4.13
1.2642e-05
3.461e-08
d
yr
n .2387654087755705 2.0019e-09 deg/d
Q 2.965175574762016 1.6574e-08 au
  Orbit Determination Parameters
   # obs. used (total)      577  
   data-arc span      8784 days (24.05 yr)  
   first obs. used      1996-01-13  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51522  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:19:58  

Additional Information
 Earth MOID = 1.16806 au 
 Jupiter MOID = 2.30442 au 
 T_jup = 3.412 
[ show covariance matrix ]

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 15.8   n/a MPO452878  

52040 (2002 PJ61)          Discovered 2002-Aug-11 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 PJ61 = 1996 AF17 = 1998 RZ74 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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