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178156 Borbala (2006 UL1)
Classification: Main-belt Asteroid          SPK-ID: 2178156
[ 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07003899809720976 5.2351e-08  
a 2.633565375634044 1.9127e-08 au
q 2.449113095301134 1.4165e-07 au
i 14.24878219259434 5.5896e-06 deg
node 238.1112789876821 2.172e-05 deg
peri 320.945187590055 4.3338e-05 deg
M 313.7501155647887 3.7674e-05 deg
tp 2459401.050031087219
(2021-Jul-05.55003109)		 0.00016344 TDB
period 1561.041980386714
4.27		 1.7006e-05
4.656e-08		 d
yr
n .2306151945451319 2.5124e-09 deg/d
Q 2.818017655966955 2.0467e-08 au
   Orbit Determination Parameters
   # obs. used (total)      263  
   data-arc span      7531 days (20.62 yr)  
   first obs. used      2000-06-03  
   last obs. used      2021-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54499  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:38:38  

Additional Information
 Earth MOID = 1.45565 au 
 Jupiter MOID = 2.2044 au 
 T_jup = 3.351 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457459.5 (2016-Mar-12.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07075009451980709 5.2403e-08  
q 2.446319142686088 1.4192e-07 au
tp 2457843.898118062877
(2017-Mar-31.39811806)		 0.00016162 TDB
node 238.1553912083495 2.1737e-05 deg
peri 321.8139200670569 4.2989e-05 deg
i 14.24386303677583 5.5885e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      263  
   data-arc span      7531 days (20.62 yr)  
   first obs. used      2000-06-03  
   last obs. used      2021-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54499  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:38:38  

Additional Information
 Jupiter MOID = 2.2044 au 
 T_jup = 3.351 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.746048558651751E-15 -7.380366373122354E-15 4.570633154731615E-13 -4.768553278335391E-15 1.126160543282657E-13 1.637372535993786E-15
q -7.380366373122354E-15 2.014208258137532E-14 -1.392498578415996E-12 1.494988167620648E-14 -3.667398716258752E-13 -4.08154263401038E-15
tp 4.570633154731615E-13 -1.392498578415996E-12 2.612095603950009E-8 -2.855878137639715E-11 6.020147246844754E-9 -1.069930421907224E-11
node -4.768553278335391E-15 1.494988167620648E-14 -2.855878137639715E-11 4.725036364005233E-10 -4.640883257232309E-10 -5.487998971685807E-12
peri 1.126160543282657E-13 -3.667398716258752E-13 6.020147246844754E-9 -4.640883257232309E-10 1.848050718927423E-9 2.99605334487058E-12
i 1.637372535993786E-15 -4.08154263401038E-15 -1.069930421907224E-11 -5.487998971685807E-12 2.99605334487058E-12 3.12310781573515E-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 16.29   n/a E2021B55  

178156 Borbála           Discovered 2006 Oct. 17 by K. Sárneczky and Z. Kuli at Piszkesteto.
Borbála Ujhelyi (b. 1982) is the wife of the co-discoverer Zoltán Kuli. The name Borbála is a Hungarian variant for Barbara that means foreign.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110615/MPCPages.arcLast Updated: 2013-03-28
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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