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 ]  
447847 (2007 US83)
Classification: Main-belt Asteroid          SPK-ID: 2447847
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .171203845041341 1.9338e-07  
a 2.57609657810998 4.2586e-08 au
q 2.13505893873971 5.3076e-07 au
i 8.108918825952033 5.9789e-06 deg
node 225.0832716297145 5.0045e-05 deg
peri 155.6410452400796 7.9911e-05 deg
M 298.6428934750236 5.9561e-05 deg
tp 2458857.897312556567
(2020-Jan-09.39731256)
0.00025566 TDB
period 1510.224940001759
4.13
3.7448e-05
1.025e-07
d
yr
n .2383750860316085 5.9109e-09 deg/d
Q 3.01713421748025 4.9876e-08 au
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      4416 days (12.09 yr)  
   first obs. used      2007-09-26  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55235  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:23:26  

Additional Information
 Earth MOID = 1.14064 au 
 Jupiter MOID = 2.4476 au 
 T_jup = 3.392 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457678.5 (2016-Oct-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1727168238137568 1.9726e-07  
q 2.130437534188486 5.4293e-07 au
tp 2457344.013338365280
(2015-Nov-17.51333837)
0.00021369 TDB
node 225.1200867626051 5.0083e-05 deg
peri 154.9301246327021 7.8707e-05 deg
i 8.105732141595986 5.9923e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      4416 days (12.09 yr)  
   first obs. used      2007-09-26  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55235  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:23:26  

Additional Information
 Jupiter MOID = 2.4476 au 
 T_jup = 3.392 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.890965692948937E-14 -1.070601925601976E-13 -3.96094874894037E-11 -4.259129269945084E-13 -1.120396024591888E-11 -1.274167803001959E-13
q -1.070601925601976E-13 2.947706722436401E-13 1.091473421480679E-10 1.175759500078572E-12 3.087994923690318E-11 3.511024292294267E-13
tp -3.96094874894037E-11 1.091473421480679E-10 4.566144162703688E-8 4.345890495736421E-10 1.303802217600513E-8 1.364921537628555E-10
node -4.259129269945084E-13 1.175759500078572E-12 4.345890495736421E-10 2.508303215575234E-9 -2.356122823757454E-9 -1.749977070560898E-10
peri -1.120396024591888E-11 3.087994923690318E-11 1.303802217600513E-8 -2.356122823757454E-9 6.194828761516646E-9 2.135236514983475E-10
i -1.274167803001959E-13 3.511024292294267E-13 1.364921537628555E-10 -1.749977070560898E-10 2.135236514983475E-10 3.590820418437663E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   n/a MPO349664  

447847 (2007 US83)          Discovered 2007-Sep-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-07 12:30 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin