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85509 (1997 UY7)
Classification: Main-belt Asteroid          SPK-ID: 2085509
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2171279333717899 4.2524e-08  
a 2.350846046072392 8.1757e-09 au
q 1.84041170241345 9.8172e-08 au
i 1.03649951735556 3.655e-06 deg
node 288.0704677234512 0.00024677 deg
peri 92.85573055326327 0.0002469 deg
M 212.8400768640381 9.8833e-06 deg
tp 2459934.672821410142
(2022-Dec-21.17282141)
3.7759e-05 TDB
period 1316.541974058056
3.60
6.8679e-06
1.88e-08
d
yr
n .2734436175174502 1.4265e-09 deg/d
Q 2.861280389731334 9.9509e-09 au
  Orbit Determination Parameters
   # obs. used (total)      826  
   data-arc span      9576 days (26.22 yr)  
   first obs. used      1995-02-21  
   last obs. used      2021-05-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52886  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:26:20  

Additional Information
 Earth MOID = .842762 au 
 Jupiter MOID = 2.604 au 
 T_jup = 3.525 
[ 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 16.07   n/a E2021B10  

85509 (1997 UY7)          Discovered 1997-Oct-28 by Sarounova, L. at Ondrejov
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1997 UY7 = 1995 EV1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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