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59462 (1999 GQ45)
Classification: Main-belt Asteroid          SPK-ID: 2059462
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 .100629026112174 6.3024e-08  
a 2.547691897075191 1.2731e-08 au
q 2.291320142638637 1.6471e-07 au
i 12.32946096510988 7.3261e-06 deg
node 192.3105265500241 1.7138e-05 deg
peri 304.1823204193091 5.3259e-05 deg
M 131.2717501139869 4.45e-05 deg
tp 2458458.888895345412
(2018-Dec-06.38889535)
0.00018481 TDB
period 1485.315747724434
4.07
1.1134e-05
3.048e-08
d
yr
n .2423727079925834 1.8168e-09 deg/d
Q 2.804063651511745 1.4012e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1043  
   data-arc span      8850 days (24.23 yr)  
   first obs. used      1995-03-31  
   last obs. used      2019-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5359  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:47:58  

Additional Information
 Earth MOID = 1.32623 au 
 Jupiter MOID = 2.24953 au 
 T_jup = 3.403 
[ 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 14.8   n/a MPO337725  
diameter diameter 3.584 km 0.232 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.598 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.125   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59462 (1999 GQ45)          Discovered 1999-Apr-12 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 GQ45 = 2001 SF179 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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