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
JPL Small-Body Database Browser
Search: [ help ]  
312293 (2008 BL52)
Classification: Main-belt Asteroid          SPK-ID: 2312293
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1081157289605616 7.5658e-08  
a 2.721612504267499 3.9717e-08 au
q 2.427363384420439 2.2556e-07 au
i 3.549320452370749 8.2896e-06 deg
node 130.9172857078655 0.00012817 deg
peri 272.4563967020115 0.00013429 deg
M 2.441731118347335 4.0212e-05 deg
tp 2458989.376711497727
(2020-May-19.87671150)		 0.00018313 TDB
period 1639.977404034871
4.49		 3.5899e-05
9.829e-08		 d
yr
n .2195152196086876 4.8052e-09 deg/d
Q 3.01586162411456 4.4012e-08 au
   Orbit Determination Parameters
   # obs. used (total)      147  
   data-arc span      6640 days (18.18 yr)  
   first obs. used      2001-08-24  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67864  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:09:46  

Additional Information
 Earth MOID = 1.43931 au 
 Jupiter MOID = 2.34647 au 
 T_jup = 3.347 
[ 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 16.8   n/a MPO494655  
diameter diameter 3.327 km 0.815 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.037   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

312293 (2008 BL52)          Discovered 2008-Jan-20 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-03 15:12 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin