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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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2536897899440264 5.0813e-08  
a 2.563254313052179 1.6676e-08 AU
q 1.912982864800852 1.3025e-07 AU
i 12.60752313835434 5.8407e-06 deg
node 162.395765044918 3.1784e-05 deg
peri 161.6945279454574 3.6061e-05 deg
M 159.1669731421595 2.1004e-05 deg
tp 2456337.770307676118
(2013-Feb-14.27030768)
8.4357e-05 JED
period 1498.945946678952
4.10
1.4628e-05
4.005e-08
d
yr
n .2401687671243997 2.3438e-09 deg/d
Q 3.213525761303506 2.0907e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      720  
   data-arc span      9566 days (26.19 yr)  
   first obs. used      1988-08-18  
   last obs. used      2014-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52062  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:57:41  

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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