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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2538747683566216 5.3941e-08  
a 2.561679055665921 1.4199e-08 AU
q 1.911333378804726 1.3951e-07 AU
i 12.59451246227222 6.3644e-06 deg
node 162.4565993413787 3.3373e-05 deg
peri 161.4405317208846 3.8111e-05 deg
M 111.3891726709574 2.2644e-05 deg
tp 2456337.132061525083
(2013-Feb-13.63206153)
9.1808e-05 JED
period 1497.564384859314
4.10
1.2451e-05
3.409e-08
d
yr
n .2403903322218895 1.9987e-09 deg/d
Q 3.212024732527115 1.7804e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      706  
   data-arc span      9338 days (25.57 yr)  
   first obs. used      1988-08-18  
   last obs. used      2014-03-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55969  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 11:28:51  

Additional Information
 Earth MOID = .903025 AU 
 T_jup = 3.356 
[ 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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