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 ]  
312703 (2010 PT2)
Classification: Main-belt Asteroid          SPK-ID: 2312703
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1307423848725417 1.3701e-07  
a 3.152494343790831 6.5459e-08 au
q 2.740329714986419 4.1659e-07 au
i 23.23612734236906 1.5529e-05 deg
node 328.9781493656668 2.0609e-05 deg
peri 176.5861834147364 3.8015e-05 deg
M 93.8664949960375 3.2068e-05 deg
tp 2458067.425385359330
(2017-Nov-09.92538536)
0.00017686 TDB
period 2044.4660395463
5.60
6.3678e-05
1.743e-07
d
yr
n .1760850965662848 5.4844e-09 deg/d
Q 3.564658972595243 7.4018e-08 au
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      6323 days (17.31 yr)  
   first obs. used      2001-01-21  
   last obs. used      2018-05-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49577  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 10:53:44  

Additional Information
 Earth MOID = 1.75288 au 
 Jupiter MOID = 1.45812 au 
 T_jup = 3.069 
[ 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 15.1   n/a MPO440462  
diameter diameter 4.456 km 0.900 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.089   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

312703 (2010 PT2)          Discovered 2001-Jan-21 by LINEAR at Socorro
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2010 PT2 = 2005 XQ84 
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-12 14:27 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin