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30789 (1988 RB6)
Classification: Main-belt Asteroid          SPK-ID: 2030789
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2536897896837066 5.0795e-08  
a 2.563254312950442 1.6652e-08 AU
q 1.91298286539219 1.3019e-07 AU
i 12.60752386832846 5.7561e-06 deg
node 162.3957713416349 3.061e-05 deg
peri 161.6945217673293 3.4804e-05 deg
M 159.1669731602146 2.0738e-05 deg
tp 2456337.770307640397
(2013-Feb-14.27030764)
8.315e-05 JED
period 1498.945946589711
4.10
1.4607e-05
3.999e-08
d
yr
n .2401687671386983 2.3404e-09 deg/d
Q 3.213525760508693 2.0877e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      732  
   data-arc span      9602 days (26.29 yr)  
   first obs. used      1988-08-18  
   last obs. used      2014-12-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51692  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 03:22:09  

Additional Information
 Earth MOID = .906424 AU 
 T_jup = 3.355 
[ 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 14.2 mag n/a MPO250508  

30789 (1988 RB6)          Discovered 1988-Sep-03 by Debehogne, H. at La Silla (809)
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1988 RB6 = 1992 SX25 = 1995 EJ6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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