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13546 (1992 DF8)
Classification: Main-belt Asteroid          SPK-ID: 2013546
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03490559621587794 3.7192e-08  
a 2.568508976750588 9.2954e-09 au
q 2.478853639531274 9.3754e-08 au
i 7.503671020964849 4.1812e-06 deg
node 200.6599691318659 2.8966e-05 deg
peri 174.6854204741786 6.4145e-05 deg
M 90.76948861458013 5.7041e-05 deg
tp 2458621.396803218794
(2019-May-17.89680322)
0.00023825 TDB
period 1503.557560192226
4.12
8.162e-06
2.235e-08
d
yr
n .2394321371733684 1.2998e-09 deg/d
Q 2.658164313969902 9.6199e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1186  
   data-arc span      10689 days (29.26 yr)  
   first obs. used      1990-10-21  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5013  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:40:25  

Additional Information
 Earth MOID = 1.47966 au 
 Jupiter MOID = 2.4787 au 
 T_jup = 3.418 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO412281  
diameter diameter 5.069 km 0.153 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.091   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13546 (1992 DF8)          Discovered 1992-Feb-29 by UESAC at La Silla
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1992 DF8 = 1998 ST42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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