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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 ]

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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06115189478739856 3.129e-08  
a 2.176682325386438 5.2691e-09 au
q 2.043574076838817 6.9496e-08 au
i 3.84847799945617 4.379e-06 deg
node 23.81465848070814 4.5445e-05 deg
peri 52.04709970346946 5.8883e-05 deg
M 354.5730863602128 3.8158e-05 deg
tp 2459018.182408233195
(2020-Jun-17.68240823)
0.00012434 TDB
period 1172.981069254635
3.21
4.2591e-06
1.166e-08
d
yr
n .3069103239907873 1.1144e-09 deg/d
Q 2.30979057393406 5.5913e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2629  
   data-arc span      23801 days (65.16 yr)  
   first obs. used      1955-09-18  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44422  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:04:15  

Additional Information
 Earth MOID = 1.06091 au 
 Jupiter MOID = 2.80869 au 
 T_jup = 3.679 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456838.5 (2014-Jun-30.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06111484768305933 3.1354e-08  
q 2.044052100038934 6.9708e-08 au
tp 2456670.938671162719
(2014-Jan-13.43867116)
0.00012328 TDB
node 23.86494108204089 4.5404e-05 deg
peri 51.67376835499945 5.8881e-05 deg
i 3.850658607071191 4.3802e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2629  
   data-arc span      23801 days (65.16 yr)  
   first obs. used      1955-09-18  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44422  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:04:15  

Additional Information
 Jupiter MOID = 2.80869 au 
 T_jup = 3.679 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.831030646378395E-16 -2.180431332260528E-15 -1.422554960852001E-12 2.55799119895665E-15 -4.130082203455812E-13 -6.878440448810488E-16
q -2.180431332260528E-15 4.85919891546108E-15 3.162233794153814E-12 -5.895746665352915E-15 9.180588465477944E-13 1.488070304749237E-15
tp -1.422554960852001E-12 3.162233794153814E-12 1.519709033022917E-8 9.479704578181434E-12 4.627477189724858E-9 5.626916851539881E-12
node 2.55799119895665E-15 -5.895746665352915E-15 9.479704578181434E-12 2.061549161417327E-9 -2.053248651886923E-9 -4.043655468258895E-11
peri -4.130082203455812E-13 9.180588465477944E-13 4.627477189724858E-9 -2.053248651886923E-9 3.467022696156145E-9 4.205365788530227E-11
i -6.878440448810488E-16 1.488070304749237E-15 5.626916851539881E-12 -4.043655468258895E-11 4.205365788530227E-11 1.918621825110867E-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. 2020-October); 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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