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JPL Small-Body Database Browser
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39627 (1994 PX21)
Classification: Main-belt Asteroid          SPK-ID: 2039627
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07009910208041499 5.4546e-08  
a 2.760736402982779 1.7342e-08 au
q 2.567211260052971 1.5319e-07 au
i 3.90345704755726 5.8477e-06 deg
node 330.5098858422103 5.7188e-05 deg
peri 12.7028260389112 6.3343e-05 deg
M 218.6930546082284 2.7097e-05 deg
tp 2459658.153063273493
(2022-Mar-19.65306327)
0.0001263 TDB
period 1675.466850706151
4.59
1.5787e-05
4.322e-08
d
yr
n .2148654865050136 2.0245e-09 deg/d
Q 2.954261545912586 1.8557e-08 au
  Orbit Determination Parameters
   # obs. used (total)      825  
   data-arc span      9306 days (25.48 yr)  
   first obs. used      1994-08-12  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54966  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:31:50  

Additional Information
 Earth MOID = 1.55912 au 
 Jupiter MOID = 2.34147 au 
 T_jup = 3.335 
[ 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 15.0   n/a MPO436048  

39627 (1994 PX21)          Discovered 1994-Aug-12 by Elst, E. W. at La Silla
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 PX21 = 1999 UY26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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