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86844 (2000 GW170)
Classification: Main-belt Asteroid          SPK-ID: 2086844
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1807701286188554 5.8016e-08  
a 2.243781071841615 1.0106e-08 au
q 1.838172478892253 1.2865e-07 au
i 7.834778094802933 5.6965e-06 deg
node .3980647534473807 3.4147e-05 deg
peri 339.6297033934885 3.8443e-05 deg
M 226.6859501749319 2.2955e-05 deg
tp 2459455.113750876108
(2021-Aug-28.61375088)
8.0329e-05 TDB
period 1227.634675641101
3.36
8.2938e-06
2.271e-08
d
yr
n .2932468487109158 1.9812e-09 deg/d
Q 2.649389664790977 1.1933e-08 au
  Orbit Determination Parameters
   # obs. used (total)      572  
   data-arc span      7803 days (21.36 yr)  
   first obs. used      1998-12-17  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54698  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:49:54  

Additional Information
 Earth MOID = .8324 au 
 Jupiter MOID = 2.75004 au 
 T_jup = 3.599 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456994.5 (2014-Dec-03.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1812026140328627 5.8078e-08  
q 1.83743721591657 1.2887e-07 au
tp 2456997.955447024932
(2014-Dec-06.45544703)
6.9749e-05 TDB
node .4271824493531139 3.4133e-05 deg
peri 339.298007012245 3.8397e-05 deg
i 7.837723713456354 5.6959e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      572  
   data-arc span      7803 days (21.36 yr)  
   first obs. used      1998-12-17  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54698  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:49:54  

Additional Information
 Jupiter MOID = 2.75004 au 
 T_jup = 3.599 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.373066904534643E-15 -7.469732862080003E-15 2.081377514540802E-12 1.343811801934561E-14 4.484980573349069E-13 -1.077208224377669E-15
q -7.469732862080003E-15 1.660783519438682E-14 -4.35474658138489E-12 -2.947151438690492E-14 -9.29249359870002E-13 1.900769580091169E-15
tp 2.081377514540802E-12 -4.35474658138489E-12 4.864926498085283E-9 6.587639118812478E-12 1.240390052083438E-9 -1.004987316700344E-11
node 1.343811801934561E-14 -2.947151438690492E-14 6.587639118812478E-12 1.165040880772487E-9 -1.151857354950148E-9 2.63213911869732E-11
peri 4.484980573349069E-13 -9.29249359870002E-13 1.240390052083438E-9 -1.151857354950148E-9 1.474301925348644E-9 -2.870547018869146E-11
i -1.077208224377669E-15 1.900769580091169E-15 -1.004987316700344E-11 2.63213911869732E-11 -2.870547018869146E-11 3.244276583504144E-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 16.0   n/a MPO453300  

86844 (2000 GW170)          Discovered 2000-Apr-05 by LONEOS at Anderson Mesa
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 2000 GW170 = 2001 QU295 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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