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2747 Cesky Krumlov (1980 DW)
Classification: Main-belt Asteroid          SPK-ID: 2002747
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1291499223890766 2.9615e-08  
a 3.098746741271984 1.5157e-08 au
q 2.698543840133303 9.5761e-08 au
i 5.822761281079472 3.9841e-06 deg
node 344.7654993656873 3.0065e-05 deg
peri 301.2089708064811 3.449e-05 deg
M 41.11339138496765 1.5406e-05 deg
tp 2458972.959685886793
(2020-May-03.45968589)
8.5765e-05 TDB
period 1992.404672087087
5.45
1.4618e-05
4.002e-08
d
yr
n .1806861854137755 1.3257e-09 deg/d
Q 3.498949642410664 1.7114e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3119  
   data-arc span      24745 days (67.75 yr)  
   first obs. used      1953-04-15  
   last obs. used      2021-01-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44291  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 14:11:45  

Additional Information
 Earth MOID = 1.6863 au 
 Jupiter MOID = 1.71163 au 
 T_jup = 3.202 
[ 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 11.92   n/a E2021B10  
diameter diameter 29.804 km 0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 438.710 h n/a LCDB (Rev. 2020-October); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.028   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

2747 Cesky Krumlov (1980 DW)          Discovered 1980-Feb-19 by Mrkos, A. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1980 DW = 1953 FO1 = 1975 EK5 = 1977 SV2 = 1977 TM3 = 1977 TS7 = 1982 OM 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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