Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09514804122571803 1.0065e-07  
a 2.715490375954443 2.5019e-08 AU
q 2.457116785715089 2.7536e-07 AU
i 8.198663202687364 1.0878e-05 deg
node 40.94769361939719 4.9697e-05 deg
peri 11.11073463204656 7.1372e-05 deg
M 350.5036822833886 4.8627e-05 deg
tp 2457043.614520884282
(2015-Jan-21.11452088)
0.00022081 JED
period 1634.446948967503
4.47
2.2588e-05
6.184e-08
d
yr
n .220257990158332 3.044e-09 deg/d
Q 2.973863966193796 2.7399e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      714  
   data-arc span      9900 days (27.10 yr)  
   first obs. used      1987-09-24  
   last obs. used      2014-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55207  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:57:39  

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 14.0 mag n/a MPO250508  

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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Dec-19 07:15 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin