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JPL Small-Body Database Browser
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39622 (1994 PJ5)
Classification: Main-belt Asteroid          SPK-ID: 2039622
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03449700519270149 5.7435e-08  
a 2.80804670494881 1.7048e-08 au
q 2.711177503186842 1.6175e-07 au
i 1.41139839678078 6.001e-06 deg
node 189.6051788600856 0.00015478 deg
peri 351.8436700148508 0.00016482 deg
M 237.4803844861287 5.5794e-05 deg
tp 2459185.435583598950
(2020-Dec-01.93558360)
0.0002667 TDB
period 1718.719155397456
4.71
1.5652e-05
4.285e-08
d
yr
n .2094583043829226 1.9075e-09 deg/d
Q 2.904915906710777 1.7636e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1078  
   data-arc span      9249 days (25.32 yr)  
   first obs. used      1994-08-10  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55844  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 03:10:32  

Additional Information
 Earth MOID = 1.71333 au 
 Jupiter MOID = 2.05428 au 
 T_jup = 3.321 
[ 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 14.6   n/a MPO333168  
diameter diameter 7.272 km 0.281 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39622 (1994 PJ5)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 PJ5 = 1999 RK241 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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