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58345 Moomintroll (1995 CZ1)
Classification: Inner Main-belt Asteroid          SPK-ID: 2058345
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04274061634231078 4.7186e-08  
a 1.929504400304235 6.2694e-09 au
q 1.847036193000032 8.9347e-08 au
i 17.57085145846648 3.7187e-06 deg
node 280.2631762084858 1.4624e-05 deg
peri 351.7875645689775 9.062e-05 deg
M 137.9649821183984 9.5164e-05 deg
tp 2458825.325376750205
(2019-Dec-07.82537675)
0.00025836 TDB
period 978.9648235087542
2.68
4.7713e-06
1.306e-08
d
yr
n .3677353785907311 1.7923e-09 deg/d
Q 2.011972607608439 6.5373e-09 au
  Orbit Determination Parameters
   # obs. used (total)      989  
   data-arc span      9477 days (25.95 yr)  
   first obs. used      1995-02-07  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52151  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 05:43:07  

Additional Information
 Earth MOID = .829288 au 
 Jupiter MOID = 3.09897 au 
 T_jup = 3.857 
[ 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 16.36   n/a E2021B10  

58345 Moomintroll           Discovered 1995 Feb. 7 by D. J. Asher at Siding Spring.
Moomintroll is the central character of the classic 1946 novel Comet in Moominland (Swedish title Kometjakten) by Finnish author Tove Jansson. Moomintroll and his friends discover that a comet is on a collision orbit with the Earth and the story details their adventures to avoid the threatened catastrophe.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110517/MPCPages.arcLast Updated: 2011-06-24
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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