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85330 (1995 QO)
Classification: Main-belt Asteroid          SPK-ID: 2085330
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .301376511258983 4.9817e-08  
a 2.771331259622889 1.3497e-08 au
q 1.93611711305478 1.402e-07 au
i 8.460564958572164 6.5368e-06 deg
node 346.6437544887542 2.9118e-05 deg
peri 32.88896540888816 3.0428e-05 deg
M 198.638588763231 9.4676e-06 deg
tp 2460151.815279574437
(2023-Jul-26.31527957)
4.7646e-05 TDB
period 1685.12098749442
4.61
1.231e-05
3.37e-08
d
yr
n .2136345121042486 1.5606e-09 deg/d
Q 3.606545406190998 1.7564e-08 au
  Orbit Determination Parameters
   # obs. used (total)      521  
   data-arc span      9391 days (25.71 yr)  
   first obs. used      1995-08-23  
   last obs. used      2021-05-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51661  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:09:49  

Additional Information
 Earth MOID = .943155 au 
 Jupiter MOID = 1.9079 au 
 T_jup = 3.254 
[ 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 15.90   n/a MPO637171  
diameter diameter 2.135 km 0.358 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.186   0.082 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85330 (1995 QO)          Discovered 1995-Aug-23 by Sarounova, L. at Ondrejov
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1995 QO = 2000 XE26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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