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JPL Small-Body Database Browser
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35094 (1991 GW2)
Classification: Main-belt Asteroid          SPK-ID: 2035094
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1232343525861625 3.5925e-08  
a 3.18916883928888 2.3563e-08 au
q 2.796153682091151 1.161e-07 au
i 1.871724509054544 4.1224e-06 deg
node 63.22833973551153 0.00013345 deg
peri 174.9149907512838 0.00013465 deg
M 357.0890101694551 1.9436e-05 deg
tp 2459017.321041504705
(2020-Jun-16.82104150)
0.00011236 TDB
period 2080.245996792166
5.70
2.3055e-05
6.312e-08
d
yr
n .1730564560898742 1.918e-09 deg/d
Q 3.582183996486608 2.6467e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1112  
   data-arc span      10292 days (28.18 yr)  
   first obs. used      1991-03-20  
   last obs. used      2019-05-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53682  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:42:24  

Additional Information
 Earth MOID = 1.7841 au 
 Jupiter MOID = 1.42116 au 
 T_jup = 3.185 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456584.5 (2013-Oct-19.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1217759758354473 3.5966e-08  
q 2.800899510025356 1.1592e-07 au
tp 2456932.411212810236
(2014-Oct-01.91121281)
0.00010957 TDB
node 63.24261171015331 0.00013339 deg
peri 174.3522370655008 0.00013462 deg
i 1.872287287602062 4.1219e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1112  
   data-arc span      10292 days (28.18 yr)  
   first obs. used      1991-03-20  
   last obs. used      2019-05-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53682  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:42:24  

Additional Information
 Jupiter MOID = 1.42116 au 
 T_jup = 3.185 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.293531409867783E-15 -4.100715040548683E-15 4.937828294149996E-13 2.602756742110332E-15 6.513739767399173E-14 -9.753554790293735E-17
q -4.100715040548683E-15 1.343831660541918E-14 -1.410429321824351E-12 -1.699392427232562E-14 -1.859602102567832E-13 3.346412214968372E-16
tp 4.937828294149996E-13 -1.410429321824351E-12 1.200593924862479E-8 1.403136765426849E-11 2.015220201063803E-9 -5.095628311562561E-13
node 2.602756742110332E-15 -1.699392427232562E-14 1.403136765426849E-11 1.779312223659991E-8 -1.778131564615518E-8 6.408489178349269E-11
peri 6.513739767399173E-14 -1.859602102567832E-13 2.015220201063803E-9 -1.778131564615518E-8 1.812230760173273E-8 -6.414006684545523E-11
i -9.753554790293735E-17 3.346412214968372E-16 -5.095628311562561E-13 6.408489178349269E-11 -6.414006684545523E-11 1.698997863081324E-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 14.0   n/a MPO436010  
diameter diameter 8.202 km 0.295 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35094 (1991 GW2)          Discovered 1991-Apr-08 by Elst, E. W. at La Silla
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 GW2 = 1999 VB94 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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