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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3253516470717501 5.6584e-08  
a 2.570043566657325 1.3221e-08 au
q 1.733875659199209 1.5183e-07 au
i 5.354055427476297 5.4976e-06 deg
node 10.00436588701993 3.0877e-05 deg
peri 22.00198236789223 3.1701e-05 deg
M 123.0081231712497 7.5265e-06 deg
tp 2458486.290085023712
(2019-Jan-02.79008502)
2.8488e-05 TDB
period 1504.905242182656
4.12
1.1613e-05
3.179e-08
d
yr
n .2392177194345274 1.846e-09 deg/d
Q 3.406211474115441 1.7523e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1472  
   data-arc span      25957 days (71.07 yr)  
   first obs. used      1948-10-08  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49205  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 03:34:47  

Additional Information
 Earth MOID = .740954 au 
 Jupiter MOID = 2.05413 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2015-Oct-28 19:16 < 00:01 Hebe 0.0456697596245386 0.0456687869905328 0.0456707322688299 5.92215330942618 5.92215328644093 2457324.302582069 0.533388489882683 72.3179030030918 37.3862279002554 60.0823333036239 165202.146678737 T 30 CATAB v2.0f-lin.ifort 2019-Dec-04 03:34:59 2019-Dec-04 03:35
2061-Feb-27 08:08 < 00:01 Hebe 0.0111458812015388 0.0111420259225452 0.0111497364879321 6.03589569613335 6.03589560372709 2473882.838795414 0.645605576210084 192.750192983019 40.3728902839722 -4.45354548805802 9197.95721486207 T 30 CATAB v2.0f-lin.ifort 2019-Dec-04 03:34:59 2019-Dec-04 03:35
2071-Sep-09 19:59 < 00:01 Amphi 0.041041480336807 0.041037883061642 0.0410450780305453 5.0738755230612 5.07387549545477 2477729.332932157 0.494957357080259 284.339460383584 62.9133764511388 -52.7229960526829 78721.145798502 T 30 CATAB v2.0f-lin.ifort 2019-Dec-04 03:34:59 2019-Dec-04 03:35
2139-May-23 14:54 < 00:01 Amphi 0.0246249160362024 0.0246182278531369 0.0246316059720346 4.86973668094574 4.86973663300632 2502456.120957011 0.717360808853091 471.829296742345 64.7502322624242 45.5854677331874 40988.4588882625 T 30 CATAB v2.0f-lin.ifort 2019-Dec-04 03:34:59 2019-Dec-04 03:35
2191-Oct-31 16:04 00:01 Hebe 0.0335083337254233 0.0334926190156004 0.0335240500358662 7.46858234195712 7.46858231711627 2521610.169504884 1.47378505029676 864.642383493793 42.0078142521586 -25.0485985887875 50783.5186301376 T 30 CATAB v2.0f-lin.ifort 2019-Dec-04 03:34:59 2019-Dec-04 03:35

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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