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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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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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1296278525638917 3.0983e-08  
a 3.101248832183763 1.7245e-08 au
q 2.699240605801505 1.0223e-07 au
i 5.818967518169319 4.3742e-06 deg
node 344.790058643335 3.4653e-05 deg
peri 301.5080914919872 3.9347e-05 deg
M 4.72021173113594 1.8943e-05 deg
tp 2458974.344542156854
(2020-May-04.84454216)
0.00010496 TDB
period 1994.818317454291
5.46
1.6639e-05
4.556e-08
d
yr
n .18046756281014 1.5053e-09 deg/d
Q 3.503257058566021 1.9481e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2670  
   data-arc span      24485 days (67.04 yr)  
   first obs. used      1953-04-15  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46525  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:44:44  

Additional Information
 Earth MOID = 1.68887 au 
 Jupiter MOID = 1.7095 au 
 T_jup = 3.201 
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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 11.9   n/a MPO492782  
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. 2019-August); 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

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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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