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13578 (1993 MK)
Classification: Inner Main-belt Asteroid          SPK-ID: 2013578
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09241413478296275 7.7303e-08  
a 1.943943108834264 1.2597e-08 AU
q 1.764295288364043 1.5356e-07 AU
i 24.49656364160626 8.0379e-06 deg
node 112.3694824254595 1.6004e-05 deg
peri 236.9343074227662 4.609e-05 deg
M 279.6072477809184 4.7801e-05 deg
tp 2457221.574244285568
(2015-Jul-18.07424429)
0.00013201 JED
period 989.9739186179285
2.71
9.6224e-06
2.634e-08
d
yr
n .3636459438270704 3.5346e-09 deg/d
Q 2.123590929304485 1.3761e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      839  
   data-arc span      15578 days (42.65 yr)  
   first obs. used      1973-01-01  
   last obs. used      2015-08-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49478  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:39:07  

Additional Information
 Earth MOID = .802741 AU 
 T_jup = 3.784 
[ 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 MPO302150  
rotation period rot_per 3.960 h n/a LCDB (Rev. 2015-July); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2011) Minor Planet Bul. 38, 142-149.]
[Warner, B.D. (2014) Minor Planet Bul. 41, 144-155.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J., in press.]

13578 (1993 MK)          Discovered 1993-Jun-17 by Holt, H. E. at Palomar
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 MK = 1973 AF1 = 1992 AJ6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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