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33030 (1997 QB2)
Classification: Main-belt Asteroid          SPK-ID: 2033030
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2711834921038624 8.9708e-08  
a 2.419319856687108 1.8129e-08 au
q 1.763240249434482 2.2537e-07 au
i 7.989998963778259 8.4948e-06 deg
node 357.2020963778783 4.7393e-05 deg
peri 9.734577069426949 4.8736e-05 deg
M 354.9758508884672 1.6271e-05 deg
tp 2457619.682198523591
(2016-Aug-19.18219852)
6.2281e-05 JED
period 1374.47980049818
3.76
1.545e-05
4.23e-08
d
yr
n .2619172721705463 2.944e-09 deg/d
Q 3.075399463939734 2.3046e-08 au
  Orbit Determination Parameters
   # obs. used (total)      522  
   data-arc span      12011 days (32.88 yr)  
   first obs. used      1982-09-27  
   last obs. used      2015-08-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .62362  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 15:22:49  

Additional Information
 Earth MOID = .761123 au 
 Jupiter MOID = 2.38274 au 
 T_jup = 3.451 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1 mag n/a MPO337532  

33030 (1997 QB2)          Discovered 1997-Aug-27 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 QB2 = 1982 SC11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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