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180682 (2004 GK87)
Classification: Main-belt Asteroid          SPK-ID: 2180682
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02618201491799119 4.5568e-08  
a 2.749441661835321 2.22e-08 au
q 2.677455739229002 1.2398e-07 au
i 6.116594495097374 4.919e-06 deg
node 88.45498411517376 4.5425e-05 deg
peri 163.5139155930402 0.00010793 deg
M 183.3859396442828 9.9771e-05 deg
tp 2460017.435868998805
(2023-Mar-13.93586900)
0.00046373 TDB
period 1665.195354476486
4.56
2.0168e-05
5.522e-08
d
yr
n .2161908505402833 2.6184e-09 deg/d
Q 2.82142758444164 2.2781e-08 au
  Orbit Determination Parameters
   # obs. used (total)      254  
   data-arc span      6136 days (16.80 yr)  
   first obs. used      2004-03-18  
   last obs. used      2021-01-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61348  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:27:30  

Additional Information
 Earth MOID = 1.66135 au 
 Jupiter MOID = 2.17702 au 
 T_jup = 3.338 
[ 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 16.3   n/a MPO449917  
diameter diameter 2.950 km 0.608 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

180682 (2004 GK87)          Discovered 2004-Apr-15 by NEAT at Palomar
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

Alternate Designations
 2004 GK87 = 2006 UC100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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