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18436 (1994 GY10)
Classification: Main-belt Asteroid          SPK-ID: 2018436
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1472577633856971 3.2292e-08  
a 2.623622166593262 1.2169e-08 au
q 2.237273434371602 8.1234e-08 au
i 8.695905418775855 3.4476e-06 deg
node 49.87085422182309 2.7557e-05 deg
peri 172.1880673138849 3.0966e-05 deg
M 92.32845640445284 1.4425e-05 deg
tp 2458802.408010897394
(2019-Nov-14.90801090)
6.1853e-05 TDB
period 1552.209596672368
4.25
1.0799e-05
2.957e-08
d
yr
n .2319274412242839 1.6136e-09 deg/d
Q 3.009970898814923 1.3961e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1588  
   data-arc span      9707 days (26.58 yr)  
   first obs. used      1994-04-14  
   last obs. used      2020-11-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50047  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:29:16  

Additional Information
 Earth MOID = 1.22775 au 
 Jupiter MOID = 1.96566 au 
 T_jup = 3.372 
[ 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 14.04   n/a E2021B10  
diameter diameter 7.465 km 0.179 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.105   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18436 (1994 GY10)          Discovered 1994-Apr-14 by PCAS at Palomar
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 GY10 = 1998 DL9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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