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85209 (1992 GM3)
Classification: Main-belt Asteroid          SPK-ID: 2085209
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1337176595773376 5.9582e-08  
a 2.442107399912515 1.2872e-08 au
q 2.115554513959716 1.4021e-07 au
i 4.723469313825952 5.8157e-06 deg
node 221.884671915063 4.1574e-05 deg
peri 341.437910741441 4.3791e-05 deg
M 190.1456602698604 1.6346e-05 deg
tp 2459858.187689599999
(2022-Oct-05.68768960)
6.6876e-05 TDB
period 1393.944768394909
3.82
1.1021e-05
3.017e-08
d
yr
n .258259873821637 2.0419e-09 deg/d
Q 2.768660285865313 1.4593e-08 au
  Orbit Determination Parameters
   # obs. used (total)      983  
   data-arc span      10541 days (28.86 yr)  
   first obs. used      1992-04-04  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50692  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:11:51  

Additional Information
 Earth MOID = 1.11153 au 
 Jupiter MOID = 2.19587 au 
 T_jup = 3.484 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456947.5 (2014-Oct-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1329659382777016 5.9789e-08  
q 2.118215514248106 1.4058e-07 au
tp 2457069.233609987711
(2015-Feb-15.73360999)
5.3734e-05 TDB
node 221.934028573744 4.1553e-05 deg
peri 341.4063511340887 4.3777e-05 deg
i 4.723496899783282 5.8168e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      983  
   data-arc span      10541 days (28.86 yr)  
   first obs. used      1992-04-04  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50692  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:11:51  

Additional Information
 Jupiter MOID = 2.19587 au 
 T_jup = 3.484 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.574706957065159E-15 -8.385048003997634E-15 1.099647475013389E-12 -1.374205192984282E-15 2.351301955328222E-13 3.429872189543156E-16
q -8.385048003997634E-15 1.976273438028167E-14 -2.398554026177414E-12 2.51939817408686E-15 -5.092894691566881E-13 -6.445833525365836E-16
tp 1.099647475013389E-12 -2.398554026177414E-12 2.88734160618203E-9 -4.008290713618471E-12 7.457636139658502E-10 7.525943340513081E-13
node -1.374205192984282E-15 2.51939817408686E-15 -4.008290713618471E-12 1.726690001074197E-9 -1.721448105963346E-9 -6.167890071184753E-11
peri 2.351301955328222E-13 -5.092894691566881E-13 7.457636139658502E-10 -1.721448105963346E-9 1.916454821238657E-9 6.167123750110108E-11
i 3.429872189543156E-16 -6.445833525365836E-16 7.525943340513081E-13 -6.167890071184753E-11 6.167123750110108E-11 3.383506468916419E-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 15.41   n/a MPCxxxxx  
diameter diameter 2.717 km 0.543 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.151   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85209 (1992 GM3)          Discovered 1992-Apr-04 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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Alternate Designations
 1992 GM3 = 2001 SX260 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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