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30778 Doblin (1987 SX10)
Classification: Main-belt Asteroid          SPK-ID: 2030778
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09514803909028038 1.0045e-07  
a 2.715490365391607 2.2377e-08 AU
q 2.457116781956047 2.7497e-07 AU
i 8.198664145432952 1.0566e-05 deg
node 40.94769006321165 4.2527e-05 deg
peri 11.11073009418385 6.6517e-05 deg
M 350.5036944659069 4.6964e-05 deg
tp 2457043.614465322497
(2015-Jan-21.11446532)
0.00021319 JED
period 1634.446939430886
4.47
2.0203e-05
5.531e-08
d
yr
n .220257991443486 2.7226e-09 deg/d
Q 2.973863948827168 2.4506e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      804  
   data-arc span      9978 days (27.32 yr)  
   first obs. used      1987-09-24  
   last obs. used      2015-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53378  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 14:23:47  

Additional Information
 Earth MOID = 1.46777 AU 
 T_jup = 3.340 
[ 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 14.1 mag n/a MPO319463  

30778 Döblin           Discovered 1987 Sept. 29 by F. Borngen at Tautenburg.
German narrative writer Alfred Döblin (1878-1957) originated from a Jewish merchant family. A doctor by profession, he lived in exile in France and the U.S. during 1933-1945. From his extensive literary work best known are his novels Berlin Alexanderplatz (1929) and Babylonische Wanderung (1934).
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020427/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1987 SX10 = 1999 JT39 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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