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7078 Unojonsson (1985 UH3)
Classification: Main-belt Asteroid          SPK-ID: 2007078
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2262461695303503 5.6974e-08  
a 2.433627194164119 1.2649e-08 au
q 1.883028363419593 1.4169e-07 au
i 3.080310022538266 6.0098e-06 deg
node 147.3052544405429 9.7039e-05 deg
peri 191.3978833290852 9.7743e-05 deg
M 66.59802394906959 1.5177e-05 deg
tp 2457343.969892050642
(2015-Nov-17.46989205)
5.7357e-05 JED
period 1386.690375864508
3.80
1.0811e-05
2.96e-08
d
yr
n .2596109457928302 2.024e-09 deg/d
Q 2.984226024908645 1.551e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1185  
   data-arc span      22441 days (61.44 yr)  
   first obs. used      1954-07-01  
   last obs. used      2015-12-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57061  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:02:31  

Additional Information
 Earth MOID = .873356 au 
 Jupiter MOID = 2.39994 au 
 T_jup = 3.468 
[ 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 14.0 mag n/a MPO344358  

7078 Unojönsson           Discovered 1985 Oct. 17 by C.-I. Lagerkvist at Kvistaberg.
Named in honor of Uno Jönsson (b. 1937), a friend of the discoverer, to celebrate his 60th birthday. Long interested in astronomy, Jönsson has written several books for a general audience. He has also edited textbooks on astronomy, in one case with the discoverer as a contributing author.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19980211/MPCPages.arcLast Updated: 2009-11-17

[ show close-approach data ]
Alternate Designations
 1985 UH3 = 1989 WP1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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