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43979 (1997 GM17)
Classification: Main-belt Asteroid          SPK-ID: 2043979
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2233986612759341 3.8987e-08  
a 2.623498696520622 1.1236e-08 au
q 2.037412599858757 1.0292e-07 au
i 2.498999371657644 3.8587e-06 deg
node 225.6243238219706 8.9793e-05 deg
peri 303.5375491491728 9.0057e-05 deg
M 224.4659805676959 7.8054e-06 deg
tp 2459784.839874988583
(2022-Jul-24.33987499)
3.5391e-05 TDB
period 1552.100025344271
4.25
9.9708e-06
2.73e-08
d
yr
n .2319438142655455 1.49e-09 deg/d
Q 3.209584793182488 1.3746e-08 au
  Orbit Determination Parameters
   # obs. used (total)      993  
   data-arc span      10592 days (29.00 yr)  
   first obs. used      1991-12-07  
   last obs. used      2020-12-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51903  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:24:47  

Additional Information
 Earth MOID = 1.04466 au 
 Jupiter MOID = 1.7736 au 
 T_jup = 3.366 
[ show covariance matrix ]

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 15.31   n/a MPCxxxxx  
diameter diameter 2.804 km 0.253 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.205   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43979 (1997 GM17)          Discovered 1997-Apr-03 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 GM17 = 1999 TS137 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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