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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1382597299603357 8.54e-08  
a 2.594118179407588 2.6803e-08 AU
q 2.235456100437497 2.2595e-07 AU
i 15.33777818074433 8.1427e-06 deg
node 41.32047435943721 3.3167e-05 deg
peri 279.0110909570583 4.3164e-05 deg
M 356.3007474687603 3.5339e-05 deg
tp 2457016.181750561820
(2014-Dec-24.68175056)
0.00014995 JED
period 1526.100247166194
4.18
2.3652e-05
6.476e-08
d
yr
n .2358953814918002 3.656e-09 deg/d
Q 2.952780258377679 3.0509e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      854  
   data-arc span      8635 days (23.64 yr)  
   first obs. used      1990-10-14  
   last obs. used      2014-06-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53991  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:52:05  

Additional Information
 Earth MOID = 1.28584 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 12.8 mag n/a MPO263417  
rotation period rot_per 3.74 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Kim, M.-J.; Choi, Y.-J.; Moon, H.-K.; Byun, Y.-I.; et al. (2014) Astron. J. 146, A56.]

7601 (1994 US1)          Discovered 1994-Oct-25 by Ueda, S., Kaneda, H. at Kushiro (399)
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 ]
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