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39968 (1998 GG3)
Classification: Main-belt Asteroid          SPK-ID: 2039968
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2292811196288315 3.845e-08  
a 2.408068484375217 7.5261e-09 au
q 1.855943846134764 9.4267e-08 au
i 11.61217794818846 3.8683e-06 deg
node 111.0174560980059 1.9606e-05 deg
peri 149.5369473163377 2.0923e-05 deg
M 278.7133746562362 8.4084e-06 deg
tp 2459308.689807040414
(2021-Apr-04.18980704)
3.2674e-05 TDB
period 1364.902652377867
3.74
6.3987e-06
1.752e-08
d
yr
n .2637550739408597 1.2365e-09 deg/d
Q 2.960193122615671 9.2517e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1209  
   data-arc span      8090 days (22.15 yr)  
   first obs. used      1998-02-24  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51514  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:47:47  

Additional Information
 Earth MOID = .849664 au 
 Jupiter MOID = 2.16454 au 
 T_jup = 3.458 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO313722  
diameter diameter 4.897 km 0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39968 (1998 GG3)          Discovered 1998-Apr-02 by LINEAR at Socorro
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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