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48411 Johnventre (1985 RB3)
Classification: Main-belt Asteroid          SPK-ID: 2048411
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3220639834697051 8.8985e-08  
a 2.572611722304816 1.5058e-08 AU
q 1.744066143098468 2.3397e-07 AU
i 5.354730407934431 8.4926e-06 deg
node 10.07644976338524 7.1423e-05 deg
peri 21.68050614827525 7.2064e-05 deg
M 5.504886323214149 9.3985e-06 deg
tp 2456977.453464563719
(2014-Nov-15.95346456)
3.9286e-05 JED
period 1507.161505238286
4.13
1.3232e-05
3.623e-08
d
yr
n .2388596037974597 2.0971e-09 deg/d
Q 3.401157301511164 1.9907e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      590  
   data-arc span      24069 days (65.90 yr)  
   first obs. used      1948-10-08  
   last obs. used      2014-09-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50946  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 14:50:34  

Additional Information
 Earth MOID = .750776 AU 
 T_jup = 3.348 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5 mag n/a MPO302335  

48411 Johnventre           Discovered 1985 Sept. 5 by H. Debehogne at the European Southern Observatory.
John Ventre (b. 1935) is a teacher, friend, meteorite expert, Cincinnati Observatory Center historian, and resident "lunatic". Name suggested by F. N. Bowman.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2013-09-19Last Updated: 2013-09-23

[ show close-approach data ]
Alternate Designations
 1985 RB3 = 1948 TF = 1981 SH1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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