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 ]  
441273 (2007 WF1)
Classification: Main-belt Asteroid          SPK-ID: 2441273
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1377855810050764 7.7437e-08  
a 2.65830427219189 2.7896e-08 au
q 2.292028273559653 1.9897e-07 au
i 1.140443395068008 6.369e-06 deg
node 265.9026474122223 0.00036907 deg
peri 79.8639505661112 0.00037387 deg
M 14.21046539555217 4.6324e-05 deg
tp 2458938.009893999942
(2020-Mar-29.50989400)
0.00020366 TDB
period 1583.089472007168
4.33
2.4919e-05
6.822e-08
d
yr
n .2274034452036138 3.5795e-09 deg/d
Q 3.024580270824127 3.1739e-08 au
  Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      4764 days (13.04 yr)  
   first obs. used      2007-10-11  
   last obs. used      2020-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61586  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:57:46  

Additional Information
 Earth MOID = 1.2851 au 
 Jupiter MOID = 2.3757 au 
 T_jup = 3.373 
[ 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 17.8   n/a MPO349178  

441273 (2007 WF1)          Discovered 2007-Oct-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2007 WF1 = 2011 SK193 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-28 23:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin