Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
7601 (1994 US1)
Classification: Main-belt Asteroid          SPK-ID: 2007601
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1381646420874236 7.0371e-08  
a 2.593466738154014 1.804e-08 au
q 2.235141334511326 1.752e-07 au
i 15.3395787739369 7.7122e-06 deg
node 41.31612534673324 2.0606e-05 deg
peri 278.9146142885749 3.548e-05 deg
M 90.76913802475819 3.2958e-05 deg
tp 2457015.859366731941
(2014-Dec-24.35936673)
0.0001376 JED
period 1525.52542626032
4.18
1.5917e-05
4.358e-08
d
yr
n .2359842673238857 2.4623e-09 deg/d
Q 2.951792141796701 2.0533e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1123  
   data-arc span      9195 days (25.17 yr)  
   first obs. used      1990-10-14  
   last obs. used      2015-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49424  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:04:15  

Additional Information
 Earth MOID = 1.28314 au 
 Jupiter MOID = 2.43539 au 
 T_jup = 3.355 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0 mag n/a MPO358705  
rotation period rot_per 3.74 h n/a LCDB (Rev. 2015-December); Warner et al., 2009 Published Reference List:
[Kim, M.-J.; Choi, Y.-J.; Moon, H.-K.; Byun, Y.-I.; et al. (2014) Astron. J. 147, A56.]

7601 (1994 US1)          Discovered 1994-Oct-25 by Ueda, S., Kaneda, H. at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1994 US1 = 1969 UT = 1990 TY12 = 1990 WY11 = 1990 XE2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-10 04:43 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin