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5425 Vojtech (1984 SA1)
Classification: Main-belt Asteroid          SPK-ID: 2005425
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .134747319566778 6.9949e-08  
a 2.454249544016121 1.6354e-08 AU
q 2.123545996411961 1.6937e-07 AU
i 6.268661329273605 7.8727e-06 deg
node 355.9382352292357 4.5719e-05 deg
peri 25.38186472300886 5.0764e-05 deg
M 298.1642507185322 2.1653e-05 deg
tp 2457241.720177220613
(2015-Aug-07.22017722)
8.4956e-05 JED
period 1404.353708146081
3.84
1.4037e-05
3.843e-08
d
yr
n .2563456755315895 2.5623e-09 deg/d
Q 2.78495309162028 1.8558e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1231  
   data-arc span      22062 days (60.40 yr)  
   first obs. used      1955-03-25  
   last obs. used      2015-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4897  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:15:53  

Additional Information
 Earth MOID = 1.12754 AU 
 T_jup = 3.473 
[ 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 12.9 mag n/a MPO267729  
rotation period rot_per 2.648 h n/a LCDB (Rev. 2015-July); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Vander Haagen, G.A. (2012) Minor Planet Bul. 39, 48-50.]

5425 Vojtech (1984 SA1)          Discovered 1984-Sep-20 by Mrkos, A. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1984 SA1 = 1973 YP2 = 1990 DY4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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