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JPL Small-Body Database Browser
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27840 (1994 PJ28)
Classification: Main-belt Asteroid          SPK-ID: 2027840
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1818115297406819 3.4409e-08  
a 2.329457475747134 9.7902e-09 au
q 1.90593524861568 7.9061e-08 au
i 2.867508145407371 4.7989e-06 deg
node 117.5985035400355 0.00010798 deg
peri 136.1574551930635 0.00010945 deg
M 148.6679544221235 1.9187e-05 deg
tp 2458464.215219384910
(2018-Dec-11.71521938)
6.8283e-05 TDB
period 1298.615574364171
3.56
8.1867e-06
2.241e-08
d
yr
n .27721829855326 1.7476e-09 deg/d
Q 2.752979702878588 1.157e-08 au
  Orbit Determination Parameters
   # obs. used (total)      585  
   data-arc span      9756 days (26.71 yr)  
   first obs. used      1993-01-29  
   last obs. used      2019-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60449  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 05:02:28  

Additional Information
 Earth MOID = .892532 au 
 Jupiter MOID = 2.29357 au 
 T_jup = 3.548 
[ 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 16.2   n/a MPO244425  

27840 (1994 PJ28)          Discovered 1994-Aug-12 by Elst, E. W. at La Silla
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 PJ28 = 2000 BF48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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