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

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3252035556696188 5.7807e-08  
a 2.570683477725507 1.338e-08 au
q 1.734688070268031 1.5517e-07 au
i 5.353182452996282 5.533e-06 deg
node 10.01405200610455 3.0912e-05 deg
peri 22.04219850423623 3.1735e-05 deg
M 27.30136166467892 7.0178e-06 deg
tp 2458486.329699622679
(2019-Jan-02.82969962)
2.8696e-05 TDB
period 1505.467333118788
4.12
1.1754e-05
3.218e-08
d
yr
n .2391284035730016 1.867e-09 deg/d
Q 3.406678885182984 1.7731e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1466  
   data-arc span      25711 days (70.39 yr)  
   first obs. used      1948-10-08  
   last obs. used      2019-03-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49221  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:46:19  

Additional Information
 Earth MOID = .741118 au 
 Jupiter MOID = 2.05105 au 
 T_jup = 3.348 
[ 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 14.6   n/a MPO313781  
diameter diameter 3.717 km 0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.236   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

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

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Alternate Designations
 1985 RB3 = 1948 TF = 1981 SH1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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