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7469 Krikalev (1990 VU14)
Classification: Main-belt Asteroid          SPK-ID: 2007469
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1028082072528582 3.5954e-08  
a 3.060495638359472 1.719e-08 au
q 2.745851568474543 1.0722e-07 au
i 7.779074883280025 4.1833e-06 deg
node 81.1806480617707 3.4838e-05 deg
peri 15.39667984503158 4.2933e-05 deg
M 152.4023245644247 2.4841e-05 deg
tp 2458172.605181080085
(2018-Feb-23.10518108)
0.00013303 TDB
period 1955.627223291982
5.35
1.6476e-05
4.511e-08
d
yr
n .1840841627240176 1.5509e-09 deg/d
Q 3.375139708244401 1.8957e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1766  
   data-arc span      14850 days (40.66 yr)  
   first obs. used      1979-10-21  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49801  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:40:53  

Additional Information
 Earth MOID = 1.76353 au 
 Jupiter MOID = 1.80485 au 
 T_jup = 3.212 
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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 12.8   n/a MPO384823  
diameter diameter 12.603 km 0.222 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.021   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

7469 Krikalev           Discovered 1990 Nov. 15 by L. I. Chernykh at the Crimean Astrophysical Observatory.
Russian cosmonaut Sergej Konstantinovich Krikalev (b. 1958) worked aboard the space missions Discovery and Endeavor and was commander of the crews of Mir and the International Space Station. He spent 803 days in space during six flights. He was awarded a special medal by NASA.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060413/MPCPages.arcLast Updated: 2006-04-17

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Alternate Designations
 1990 VU14 = 1979 UJ1 = 1990 UM13 = 1990 WU11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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