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101024 (1998 QO61)
Classification: Main-belt Asteroid          SPK-ID: 2101024
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2156584765098928 6.8336e-08  
a 2.466132486039311 1.6698e-08 au
q 1.934290111228519 1.6013e-07 au
i 3.609165673512488 4.5934e-06 deg
node 82.4408723434709 7.8252e-05 deg
peri 276.3124998171513 7.9962e-05 deg
M 197.8321679048182 2.3776e-05 deg
tp 2459637.713903638989
(2022-Feb-27.21390364)
9.9211e-05 TDB
period 1414.565406383402
3.87
1.4367e-05
3.933e-08
d
yr
n .254495125057813 2.5847e-09 deg/d
Q 2.997974860850103 2.0299e-08 au
  Orbit Determination Parameters
   # obs. used (total)      791  
   data-arc span      7936 days (21.73 yr)  
   first obs. used      1998-07-31  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52454  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:57:58  

Additional Information
 Earth MOID = .934765 au 
 Jupiter MOID = 2.45751 au 
 T_jup = 3.452 
[ 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 15.7   n/a MPO453464  
diameter diameter 1.627 km 0.299 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.384   0.297 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101024 (1998 QO61)          Discovered 1998-Aug-29 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 QO61 = 2002 PK97 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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