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3939 Huruhata (1953 GO)
Classification: Main-belt Asteroid          SPK-ID: 2003939
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .102637204797514 4.1155e-08  
a 3.110393996281456 2.0719e-08 au
q 2.791151850684158 1.364e-07 au
i 24.76237151283536 5.32e-06 deg
node 32.36510261238001 9.6564e-06 deg
peri 251.7141015428572 2.9857e-05 deg
M 40.87140512898276 2.9047e-05 deg
tp 2458973.022418509410
(2020-May-03.52241851)
0.00016153 TDB
period 2003.648494055354
5.49
2.002e-05
5.481e-08
d
yr
n .1796722334621506 1.7953e-09 deg/d
Q 3.429636141878754 2.2846e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2260  
   data-arc span      24726 days (67.70 yr)  
   first obs. used      1953-04-12  
   last obs. used      2020-12-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .36727  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:44:59  

Additional Information
 Earth MOID = 1.87246 au 
 Jupiter MOID = 1.78 au 
 T_jup = 3.070 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457035.5 (2015-Jan-13.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1013726189754599 4.1251e-08  
q 2.795292828523465 1.3603e-07 au
tp 2456975.257909735810
(2014-Nov-13.75790974)
0.00016484 TDB
node 32.4635845788046 9.6514e-06 deg
peri 252.6389970592841 3.0189e-05 deg
i 24.7748937907298 5.32e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2260  
   data-arc span      24726 days (67.70 yr)  
   first obs. used      1953-04-12  
   last obs. used      2020-12-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .36727  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:44:59  

Additional Information
 Jupiter MOID = 1.78 au 
 T_jup = 3.070 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.701682048995969E-15 -5.567620248246398E-15 -8.308942108426946E-13 -1.089121478336808E-15 -7.974097706102741E-14 3.667512335223236E-15
q -5.567620248246398E-15 1.850404322209378E-14 2.247295253199346E-12 3.920443840045622E-15 1.792113902049701E-13 -1.129006586388044E-14
tp -8.308942108426946E-13 2.247295253199346E-12 2.717149293731166E-8 -6.929867106281438E-12 4.726801678627821E-9 9.500858546354802E-12
node -1.089121478336808E-15 3.920443840045622E-15 -6.929867106281438E-12 9.314952260918453E-11 -8.545667836098806E-11 -6.896686280317288E-12
peri -7.974097706102741E-14 1.792113902049701E-13 4.726801678627821E-9 -8.545667836098806E-11 9.114039202121557E-10 8.129073832382541E-12
i 3.667512335223236E-15 -1.129006586388044E-14 9.500858546354802E-12 -6.896686280317288E-12 8.129073832382541E-12 2.83025088923602E-11

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 11.52   n/a E2021B10  
diameter diameter 30.644 km 0.217 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.029   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3939 Huruhata (1953 GO)          Discovered 1953-Apr-07 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1953 GO = 1972 VW1 = 1977 TY4 = 1982 SW2 = 1986 GH1 = 1988 TT1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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