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JPL Small-Body Database Browser
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136484 (2005 GQ81)
Classification: Main-belt Asteroid          SPK-ID: 2136484
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2475851085695155 4.9153e-08  
a 3.167755141886071 3.2769e-08 au
q 2.383466141160568 1.5687e-07 au
i 23.97581437862268 6.8083e-06 deg
node 160.691067928992 1.2251e-05 deg
peri 69.0146053777143 1.971e-05 deg
M 246.5189882946335 1.3745e-05 deg
tp 2459649.652197896047
(2022-Mar-11.15219790)
8.3941e-05 TDB
period 2059.329466054851
5.64
3.1954e-05
8.749e-08
d
yr
n .1748141839050494 2.7125e-09 deg/d
Q 3.952044142611575 4.0882e-08 au
  Orbit Determination Parameters
   # obs. used (total)      344  
   data-arc span      7675 days (21.01 yr)  
   first obs. used      1999-01-19  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55178  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:40:38  

Additional Information
 Earth MOID = 1.48727 au 
 Jupiter MOID = 1.48244 au 
 T_jup = 3.024 
[ 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 15.3   n/a MPO426850  
diameter diameter 4.772 km 0.216 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

136484 (2005 GQ81)          Discovered 2005-Apr-06 by CSS at Catalina
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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