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85674 (1998 QD103)
Classification: Main-belt Asteroid          SPK-ID: 2085674
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1803800811640081 4.5806e-08  
a 2.301677687611757 6.7845e-09 au
q 1.886500879506962 1.0598e-07 au
i 5.467347645943258 4.4901e-06 deg
node 45.64533433647253 4.4174e-05 deg
peri 350.4974397823981 4.5961e-05 deg
M 160.3949491362041 1.2145e-05 deg
tp 2458828.231771236698
(2019-Dec-10.73177124)
4.2684e-05 TDB
period 1275.455140305364
3.49
5.6393e-06
1.544e-08
d
yr
n .2822521848269869 1.248e-09 deg/d
Q 2.716854495716551 8.0083e-09 au
  Orbit Determination Parameters
   # obs. used (total)      967  
   data-arc span      8803 days (24.10 yr)  
   first obs. used      1997-05-01  
   last obs. used      2021-06-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51411  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:26:44  

Additional Information
 Earth MOID = .893249 au 
 Jupiter MOID = 2.70762 au 
 T_jup = 3.563 
[ 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 15.71   n/a MPCxxxxx  
diameter diameter 1.892 km 0.203 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.311   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85674 (1998 QD103)          Discovered 1998-Aug-26 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 QD103 = 2002 VH110 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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