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70712 Danieljoanna (1999 UW45)
Classification: Main-belt Asteroid          SPK-ID: 2070712
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .19244845984008 5.9851e-08  
a 2.654511409623879 1.6712e-08 au
q 2.143654777213844 1.6121e-07 au
i 12.06607847363217 7.4692e-06 deg
node 2.443208806751725 2.2832e-05 deg
peri 21.54433730986612 2.7978e-05 deg
M 283.5343653902098 1.6234e-05 deg
tp 2459336.035996106157
(2021-May-01.53599611)
7.2953e-05 TDB
period 1579.702558078959
4.32
1.4918e-05
4.084e-08
d
yr
n .2278910027453447 2.1522e-09 deg/d
Q 3.165368042033914 1.9929e-08 au
  Orbit Determination Parameters
   # obs. used (total)      271  
   data-arc span      21433 days (58.68 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59512  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:14:43  

Additional Information
 Earth MOID = 1.15069 au 
 Jupiter MOID = 2.32367 au 
 T_jup = 3.331 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO436276  

70712 Danieljoanna           Discovered 1999 Oct. 31 by the Catalina Sky Survey.
Daniel (b. 1929) and Joanna Rose (b. 1930), through their philanthropic interest in social justice, education, science literacy, and the health and wealth of the human species, had the vision to support "Cosmos: A Spacetime Odyssey," becoming an acclaimed 13-part TV series, airing in 45 languages and 180 countries.
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 2014-10-08Last Updated: 2015-01-12

Alternate Designations
 1999 UW45 = 2139 P-L 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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