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7255 (1993 VY1)
Classification: Main-belt Asteroid          SPK-ID: 2007255
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1392452640377826 4.7413e-08  
a 2.269406516412862 1.3824e-08 au
q 1.953402406825888 1.0783e-07 au
i 5.691587300177679 6.4565e-06 deg
node 30.93577984358551 5.7558e-05 deg
peri 225.5670382337184 6.3389e-05 deg
M 18.41392405813317 2.9356e-05 deg
tp 2457536.627969864208
(2016-May-28.12796986)
0.00010158 JED
period 1248.725191669775
3.42
1.141e-05
3.124e-08
d
yr
n .2882940156902048 2.6343e-09 deg/d
Q 2.585410625999835 1.5749e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1152  
   data-arc span      21058 days (57.65 yr)  
   first obs. used      1958-07-12  
   last obs. used      2016-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48985  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 15:55:51  

Additional Information
 Earth MOID = .943662 au 
 Jupiter MOID = 2.46063 au 
 T_jup = 3.594 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7 mag n/a PDS3 (MPC 28116)  
rotation period rot_per 9.022 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Published Reference List:
[Ditteon, R.; Kirkpatrick, E.; Doering, K. (2010) Minor Planet Bul. 37, 1-4.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2016) Astron. J. 150, A75.]

7255 (1993 VY1)          Discovered 1993-Nov-11 by Ueda, S., Kaneda, H. at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1993 VY1 = 1978 GK2 = 1985 GL = 1995 EZ 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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