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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1468703269337224 3.2645e-08  
a 2.624387717251424 1.2098e-08 au
q 2.238943035217862 8.2059e-08 au
i 8.697547268903794 3.4883e-06 deg
node 49.92087858433954 2.7547e-05 deg
peri 172.3114464723511 3.0966e-05 deg
M 45.83184370659095 1.4408e-05 deg
tp 2458802.800646522331
(2019-Nov-15.30064652)
6.2004e-05 TDB
period 1552.889028588779
4.25
1.0738e-05
2.94e-08
d
yr
n .2318259665516201 1.603e-09 deg/d
Q 3.009832399284985 1.3875e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1562  
   data-arc span      9681 days (26.51 yr)  
   first obs. used      1994-04-14  
   last obs. used      2020-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50046  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:15:00  

Additional Information
 Earth MOID = 1.23053 au 
 Jupiter MOID = 1.96715 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 14.0   n/a MPO474010  
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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