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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2158096712339467 6.8367e-08  
a 2.465899671641683 1.6571e-08 au
q 1.933734674208794 1.6026e-07 au
i 3.609256381496439 4.5915e-06 deg
node 82.43875691395635 7.8047e-05 deg
peri 276.3146295917214 7.9758e-05 deg
M 248.7456214515715 2.4212e-05 deg
tp 2459637.595305842890
(2022-Feb-27.09530584)
9.9074e-05 TDB
period 1414.365098762785
3.87
1.4257e-05
3.903e-08
d
yr
n .2545311675994478 2.5657e-09 deg/d
Q 2.998064669074572 2.0147e-08 au
  Orbit Determination Parameters
   # obs. used (total)      795  
   data-arc span      7936 days (21.73 yr)  
   first obs. used      1998-07-31  
   last obs. used      2020-04-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52439  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:34:51  

Additional Information
 Earth MOID = .932568 au 
 Jupiter MOID = 2.45829 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 15.75   n/a E2021B55  
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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