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52920 (1998 SQ110)
Classification: Main-belt Asteroid          SPK-ID: 2052920
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1669922110860423 3.6193e-08  
a 2.17896515371468 7.3552e-09 au
q 1.815094944816428 7.9356e-08 au
i 5.496833750417641 4.6492e-06 deg
node 353.2454069821433 3.4559e-05 deg
peri 287.0960648444081 3.7051e-05 deg
M 339.3960153397667 1.3487e-05 deg
tp 2459067.739205241030
(2020-Aug-06.23920524)
4.4055e-05 TDB
period 1174.826825293167
3.22
5.9486e-06
1.629e-08
d
yr
n .3064281409391255 1.5516e-09 deg/d
Q 2.542835362612933 8.5835e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1273  
   data-arc span      7934 days (21.72 yr)  
   first obs. used      1998-09-26  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49186  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:06:07  

Additional Information
 Earth MOID = .808205 au 
 Jupiter MOID = 2.60857 au 
 T_jup = 3.658 
[ 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 15.3   n/a MPO309554  
diameter diameter 2.083 km 0.265 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.339   0.089 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52920 (1998 SQ110)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SQ110 = 2000 AO64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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