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 ]  
305545 (2008 SO73)
Classification: Main-belt Asteroid          SPK-ID: 2305545
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1144414099940231 5.067e-08  
a 2.208770175460045 1.6901e-08 au
q 1.955995402227652 1.1098e-07 au
i 6.382141195999959 6.1377e-06 deg
node 319.7456583116933 4.9292e-05 deg
peri 347.7873492617364 5.9386e-05 deg
M 249.1928694573603 3.7856e-05 deg
tp 2459369.553585379067
(2021-Jun-04.05358538)
0.00012911 TDB
period 1199.013908995129
3.28
1.3762e-05
3.768e-08
d
yr
n .3002467254960447 3.4462e-09 deg/d
Q 2.461544948692439 1.8835e-08 au
  Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      7829 days (21.43 yr)  
   first obs. used      1998-08-28  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58325  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:55:45  

Additional Information
 Earth MOID = .94185 au 
 Jupiter MOID = 2.75533 au 
 T_jup = 3.642 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO460267  

305545 (2008 SO73)          Discovered 2008-Sep-23 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-09 22:15 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin