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85673 (1998 QB102)
Classification: Main-belt Asteroid          SPK-ID: 2085673
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1120126382334489 3.2269e-08  
a 2.322619955811405 8.5828e-09 au
q 2.062457166947313 7.5759e-08 au
i 5.763883440891287 4.3118e-06 deg
node 147.109458807183 3.7731e-05 deg
peri 321.0628788279304 4.3522e-05 deg
M 302.8814514283634 2.339e-05 deg
tp 2459205.635261314369
(2020-Dec-22.13526131)
8.4598e-05 TDB
period 1292.902146849086
3.54
7.1665e-06
1.962e-08
d
yr
n .2784433461398073 1.5434e-09 deg/d
Q 2.582782744675497 9.5442e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1209  
   data-arc span      8012 days (21.94 yr)  
   first obs. used      1998-08-26  
   last obs. used      2020-08-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51316  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:56:58  

Additional Information
 Earth MOID = 1.08264 au 
 Jupiter MOID = 2.51014 au 
 T_jup = 3.561 
[ 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 15.0   n/a MPO263969  
diameter diameter 2.262 km 0.237 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.415   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85673 (1998 QB102)          Discovered 1998-Aug-26 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 QB102 = 2000 AA240 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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