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2080 Jihlava (1976 DG)
Classification: Main-belt Asteroid          SPK-ID: 2002080
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06115190237048589 3.2893e-08  
a 2.176682324608096 5.4267e-09 au
q 2.043574059602099 7.3297e-08 au
i 3.84847732196104 4.5192e-06 deg
node 23.81465899071498 4.5496e-05 deg
peri 52.04709495209408 5.9644e-05 deg
M 354.5730913730149 3.9569e-05 deg
tp 2459018.182391890594
(2020-Jun-17.68239189)
0.00012894 TDB
period 1172.981068625479
3.21
4.3866e-06
1.201e-08
d
yr
n .3069103241554058 1.1477e-09 deg/d
Q 2.309790589614092 5.7586e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2516  
   data-arc span      23514 days (64.38 yr)  
   first obs. used      1955-09-18  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44849  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:11:59  

Additional Information
 Earth MOID = 1.06091 au 
 Jupiter MOID = 2.80869 au 
 T_jup = 3.679 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456711.5 (2014-Feb-23.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06098861300321939 3.2971e-08  
q 2.044278054268537 7.3439e-08 au
tp 2456671.342738075966
(2014-Jan-13.84273808)
0.00012763 TDB
node 23.88351286692276 4.5454e-05 deg
peri 51.79991111403946 5.9692e-05 deg
i 3.850706640992655 4.5203e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2516  
   data-arc span      23514 days (64.38 yr)  
   first obs. used      1955-09-18  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44849  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:11:59  

Additional Information
 Jupiter MOID = 2.80869 au 
 T_jup = 3.679 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.087062862160251E-15 -2.415991301900761E-15 -1.747476123829743E-12 3.1569469384641E-15 -5.06698119838791E-13 -8.718566238765952E-16
q -2.415991301900761E-15 5.393287161975247E-15 3.896941249252982E-12 -7.057522335086277E-15 1.12973868593087E-12 1.909209822795159E-15
tp -1.747476123829743E-12 3.896941249252982E-12 1.62900967379827E-8 7.544330082781503E-12 4.943970267109842E-9 6.489012602119909E-12
node 3.1569469384641E-15 -7.057522335086277E-15 7.544330082781503E-12 2.06603447274471E-9 -2.058273510503001E-9 -4.234505983564634E-11
peri -5.06698119838791E-13 1.12973868593087E-12 4.943970267109842E-9 -2.058273510503001E-9 3.563137390692037E-9 4.420860634968517E-11
i -8.718566238765952E-16 1.909209822795159E-15 6.489012602119909E-12 -4.234505983564634E-11 4.420860634968517E-11 2.043292699681596E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0   n/a MPO448933  
diameter diameter 5.765 km 0.691 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 2.70876 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2008) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2011) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2013) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.633   0.259 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

2080 Jihlava (1976 DG)          Discovered 1976-Feb-27 by Wild, P. at Zimmerwald
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1976 DG = 1955 SH1 = 1955 SH2 = 1955 VF = 1968 UO = 1970 GF2 = 1973 GY 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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