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5425 Vojtech (1984 SA1)
Classification: Main-belt Asteroid          SPK-ID: 2005425
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1347318627710419 5.3852e-08  
a 2.454044479918569 9.7851e-09 au
q 2.123406495816148 1.2854e-07 au
i 6.260392306263448 4.7042e-06 deg
node 355.8551543137552 3.4459e-05 deg
peri 26.21440826623307 3.7193e-05 deg
M 141.2539051579366 1.4026e-05 deg
tp 2458649.540044883841
(2019-Jun-15.04004488)
5.3927e-05 TDB
period 1404.177701282284
3.84
8.3984e-06
2.299e-08
d
yr
n .2563778072185956 1.5334e-09 deg/d
Q 2.784682464020991 1.1103e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2341  
   data-arc span      24041 days (65.82 yr)  
   first obs. used      1955-03-25  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47774  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:24:38  

Additional Information
 Earth MOID = 1.12648 au 
 Jupiter MOID = 2.68958 au 
 T_jup = 3.473 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.13   n/a E2021B10  
diameter diameter 7.052 km 0.130 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.64759 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Vander Haagen, G.A. (2012) Minor Planet Bull. 39, 48-50.]
[Stephens, R.D.; Warner, B.D. (2015) CBET 4200.]
[Stephens, R.D.; Warner, B.D. (2016) Minor Planet Bull. 43, 165-166.]
geometric albedo albedo 0.246   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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