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215461 (2002 QB30)
Classification: Main-belt Asteroid          SPK-ID: 2215461
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2332019422279436 5.7889e-08  
a 2.398669650350021 1.2146e-08 au
q 1.839295229125174 1.3857e-07 au
i 2.851364129983259 4.8973e-06 deg
node 86.51873757348154 0.00014304 deg
peri 248.5843378729339 0.00014358 deg
M 276.2392489940188 1.1912e-05 deg
tp 2459316.212770222692
(2021-Apr-11.71277022)
4.5682e-05 TDB
period 1356.919510810654
3.72
1.0306e-05
2.822e-08
d
yr
n .265306819698486 2.0151e-09 deg/d
Q 2.958044071574869 1.4978e-08 au
  Orbit Determination Parameters
   # obs. used (total)      121  
   data-arc span      6469 days (17.71 yr)  
   first obs. used      2002-08-11  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67984  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:18:40  

Additional Information
 Earth MOID = .831815 au 
 Jupiter MOID = 2.42556 au 
 T_jup = 3.488 
[ 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 17.8   n/a MPO427267  

215461 (2002 QB30)          Discovered 2002-Aug-29 by NEAT at Palomar
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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