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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1799314749152656 4.6501e-08  
a 2.301744228876276 7.4252e-09 au
q 1.887587994896867 1.0754e-07 au
i 5.467290676402423 4.7501e-06 deg
node 45.65862768305867 5.0198e-05 deg
peri 350.5018842628961 5.2413e-05 deg
M 295.7472911501919 1.4094e-05 deg
tp 2458828.152782273803
(2019-Dec-10.65278227)
4.9896e-05 TDB
period 1275.510450619918
3.49
6.172e-06
1.69e-08
d
yr
n .2822399454469655 1.3657e-09 deg/d
Q 2.715900462855685 8.7612e-09 au
  Orbit Determination Parameters
   # obs. used (total)      762  
   data-arc span      8217 days (22.50 yr)  
   first obs. used      1997-05-01  
   last obs. used      2019-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53245  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:13:30  

Additional Information
 Earth MOID = .89436 au 
 Jupiter MOID = 2.70465 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 15.6   n/a MPO417414  
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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