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187700 Zagreb (2008 EG8)
Classification: Main-belt Asteroid          SPK-ID: 2187700
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09653008499664956 5.2204e-08  
a 2.684404869584055 2.3681e-08 au
q 2.425279039357687 1.4138e-07 au
i 4.151428167322978 5.9956e-06 deg
node 203.3834518965282 6.5899e-05 deg
peri 34.61288185570194 7.2311e-05 deg
M 224.4358069878564 3.2647e-05 deg
tp 2459605.440897326956
(2022-Jan-25.94089733)
0.0001495 TDB
period 1606.461988219824
4.40
2.1257e-05
5.82e-08
d
yr
n .2240949382181949 2.9653e-09 deg/d
Q 2.943530699810424 2.5967e-08 au
  Orbit Determination Parameters
   # obs. used (total)      231  
   data-arc span      6942 days (19.01 yr)  
   first obs. used      2001-10-18  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63559  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:48:17  

Additional Information
 Earth MOID = 1.41483 au 
 Jupiter MOID = 2.05121 au 
 T_jup = 3.364 
[ 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 16.4   n/a MPO454293  

187700 Zagreb           Discovered 2008 Mar. 2 at the Observatorio de La Sagra.
Zagreb is the capital and the largest city of Croatia. It is the country's cultural, scientific, economic and governmental center, situated on the river Sava to the south of Medvednica mountain, in the southwestern part of the Pannonian Basin.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090409/MPCPages.arcLast Updated: 2009-04-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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