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12673 Kiselman (1980 FH3)
Classification: Main-belt Asteroid          SPK-ID: 2012673
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07936066632762705 4.2541e-08  
a 3.014356339697184 1.5588e-08 au
q 2.775135012029908 1.3095e-07 au
i 8.588672350425892 5.3462e-06 deg
node 179.800915206945 2.3525e-05 deg
peri 227.0458183351523 3.6772e-05 deg
M 7.427446335655661 2.6866e-05 deg
tp 2458961.060869201822
(2020-Apr-21.56086920)
0.00014267 TDB
period 1911.570470618667
5.23
1.4828e-05
4.06e-08
d
yr
n .1883268263102477 1.4609e-09 deg/d
Q 3.253577667364459 1.6825e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1703  
   data-arc span      14838 days (40.62 yr)  
   first obs. used      1980-03-16  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52719  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:51:26  

Additional Information
 Earth MOID = 1.79188 au 
 Jupiter MOID = 2.1016 au 
 T_jup = 3.227 
[ 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 13.4   n/a MPO502264  
diameter diameter 7.837 km 0.100 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.126   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

12673 Kiselman           Discovered 1980 Mar. 16 by C.-I. Lagerkvist at the European Southern Observatory.
Dan Kiselman (b. 1963) is a solar physicist, who was for many years the secretary of the Swedish Astronomical Society
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2016-03-23Last Updated: 2016-03-24

[ show close-approach data ]
Alternate Designations
 1980 FH3 = 1987 QP8 = 1988 VJ13 = 1993 TQ18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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