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85454 (1997 GH35)
Classification: Main-belt Asteroid          SPK-ID: 2085454
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04987787233243436 3.9727e-08  
a 2.291721566290507 8.0788e-09 au
q 2.177415370585583 9.0364e-08 au
i 6.263317498386502 4.3896e-06 deg
node 185.6048132624768 3.1112e-05 deg
peri 353.620004171614 5.0507e-05 deg
M 273.7064745747523 4.1435e-05 deg
tp 2459304.250439941218
(2021-Mar-30.75043994)
0.00014628 TDB
period 1267.188445946198
3.47
6.7007e-06
1.835e-08
d
yr
n .2840934993936053 1.5022e-09 deg/d
Q 2.406027761995432 8.4818e-09 au
  Orbit Determination Parameters
   # obs. used (total)      762  
   data-arc span      8301 days (22.73 yr)  
   first obs. used      1997-04-06  
   last obs. used      2019-12-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54237  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:00:55  

Additional Information
 Earth MOID = 1.18006 au 
 Jupiter MOID = 2.55163 au 
 T_jup = 3.588 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457135.5 (2015-Apr-23.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0494615642556671 3.9952e-08  
q 2.178322584714666 9.0826e-08 au
tp 2456771.650085941206
(2014-Apr-24.15008594)
0.0001434 TDB
node 185.6320582190251 3.1095e-05 deg
peri 354.0802705104702 5.053e-05 deg
i 6.26467120992907 4.391e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      762  
   data-arc span      8301 days (22.73 yr)  
   first obs. used      1997-04-06  
   last obs. used      2019-12-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54237  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:00:55  

Additional Information
 Jupiter MOID = 2.55163 au 
 T_jup = 3.588 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.596133262885109E-15 -3.615854064791643E-15 2.350878793013027E-12 -1.257157545047674E-14 6.509124702056021E-13 -2.067125496983177E-15
q -3.615854064791643E-15 8.249339764756188E-15 -5.184699018426414E-12 2.873891544471677E-14 -1.432404479651236E-12 4.860154256976392E-15
tp 2.350878793013027E-12 -5.184699018426414E-12 2.056375593353087E-8 -3.172846732314561E-11 5.721259375105528E-9 -1.220918510721373E-11
node -1.257157545047674E-14 2.873891544471677E-14 -3.172846732314561E-11 9.668827314272729E-10 -9.694114798833591E-10 3.912260042803363E-11
peri 6.509124702056021E-13 -1.432404479651236E-12 5.721259375105528E-9 -9.694114798833591E-10 2.553318944035648E-9 -4.226699923335145E-11
i -2.067125496983177E-15 4.860154256976392E-15 -1.220918510721373E-11 3.912260042803363E-11 -4.226699923335145E-11 1.928049783062904E-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 16.1   n/a MPO449530  

85454 (1997 GH35)          Discovered 1997-Apr-06 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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Alternate Designations
 1997 GH35 = 1998 TE4 = 2000 CU43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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