Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
27709 Orenburg (1988 CU3)
Classification: Main-belt Asteroid          SPK-ID: 2027709
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07179343714935596 3.928e-08  
a 2.997534974016467 1.9033e-08 au
q 2.78233163525642 1.1796e-07 au
i 9.36657498654654 4.6035e-06 deg
node 285.9641892254764 2.8813e-05 deg
peri 168.3977930202869 4.7332e-05 deg
M 52.73243084965642 3.6133e-05 deg
tp 2458322.835660759391
(2018-Jul-23.33566076)
0.0001903 TDB
period 1895.591773715296
5.19
1.8054e-05
4.943e-08
d
yr
n .1899143080234054 1.8088e-09 deg/d
Q 3.212738312776515 2.0399e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1494  
   data-arc span      11407 days (31.23 yr)  
   first obs. used      1988-02-13  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50173  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:28:47  

Additional Information
 Earth MOID = 1.79992 au 
 Jupiter MOID = 1.93965 au 
 T_jup = 3.230 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.1   n/a MPO384984  
diameter diameter 8.087 km 0.290 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.205   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27709 Orenburg           Discovered 1988 Feb. 13 by E. W. Elst at the European Southern Observatory.
Established in 1743, Orenburg is a city on the Ural river that served as the frontier fortress between Russia and Kazakhstan.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070601/MPCPages.arcLast Updated: 2007-06-06

[ show close-approach data ]
Alternate Designations
 1988 CU3 = 1997 YM16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-07 19:57 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin