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JPL Small-Body Database Browser
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2321 Luznice (1980 DB1)
Classification: Main-belt Asteroid          SPK-ID: 2002321
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06426179783234864 4.21e-08  
a 3.005522392861218 1.5545e-08 au
q 2.812382120470573 1.3114e-07 au
i 7.797713755596158 4.798e-06 deg
node 45.69925288896763 2.5835e-05 deg
peri 6.366448766683206 3.9825e-05 deg
M 13.27255864052715 2.9381e-05 deg
tp 2458930.333384137840
(2020-Mar-21.83338414)
0.00015532 TDB
period 1903.173487080876
5.21
1.4766e-05
4.043e-08
d
yr
n .1891577422887364 1.4676e-09 deg/d
Q 3.198662665251863 1.6544e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2422  
   data-arc span      22715 days (62.19 yr)  
   first obs. used      1957-11-26  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45979  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:18:35  

Additional Information
 Earth MOID = 1.82308 au 
 Jupiter MOID = 2.0934 au 
 T_jup = 3.234 
[ 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 12.0   n/a MPO319112  
diameter diameter 21.933 km 0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.058   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

2321 Luznice           Discovered 1980 Feb. 19 by Z. Vavrova at the Klet Observatory.
Named for the small river running through the idyllic southern Bohemian countryside very close to the fifteenth meridian.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC 6060Last Updated: 2006-03-21

[ show close-approach data ]
Alternate Designations
 1980 DB1 = 1957 WF1 = 1972 RZ3 = 1973 YT2 = 1975 GN = 1977 QX3 = 1977 RG1 = 1977 TN1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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