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JPL Small-Body Database Browser
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17585 (1994 YC4)
Classification: Main-belt Asteroid          SPK-ID: 2017585
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1738406303530917 3.7822e-08  
a 2.382712149124997 9.7248e-09 au
q 1.968499967171138 8.833e-08 au
i 1.58319832150391 3.3463e-06 deg
node 296.1320503695938 0.00019945 deg
peri 318.6939686566508 0.00019996 deg
M 196.684142770031 1.5944e-05 deg
tp 2459609.940974510003
(2022-Jan-30.44097451)
6.0466e-05 TDB
period 1343.401397420095
3.68
8.2244e-06
2.252e-08
d
yr
n .26797649659391 1.6406e-09 deg/d
Q 2.796924331078857 1.1415e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1180  
   data-arc span      9589 days (26.25 yr)  
   first obs. used      1993-10-12  
   last obs. used      2020-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4991  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:07:38  

Additional Information
 Earth MOID = .954072 au 
 Jupiter MOID = 2.25427 au 
 T_jup = 3.516 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456596.5 (2013-Oct-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1736406184037065 3.772e-08  
q 1.968583658617139 8.7961e-08 au
tp 2456924.138142712737
(2014-Sep-23.63814271)
5.8173e-05 TDB
node 296.218638877287 0.00019951 deg
peri 318.7278457563709 0.00020003 deg
i 1.582927184013509 3.3465e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1180  
   data-arc span      9589 days (26.25 yr)  
   first obs. used      1993-10-12  
   last obs. used      2020-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4991  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:07:38  

Additional Information
 Jupiter MOID = 2.25427 au 
 T_jup = 3.516 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.422766336958296E-15 -3.304933520528715E-15 -9.148925192876421E-13 6.081089301714169E-15 -2.609700670551361E-13 2.339052541610983E-16
q -3.304933520528715E-15 7.73719910727222E-15 2.181750919249822E-12 -1.469109385947249E-14 6.151905535095163E-13 -5.530319719587164E-16
tp -9.148925192876421E-13 2.181750919249822E-12 3.384127060204964E-9 -7.612870743370273E-12 8.806260940884883E-10 -1.213456948753631E-13
node 6.081089301714169E-15 -1.469109385947249E-14 -7.612870743370273E-12 3.980499839588361E-8 -3.97915865185647E-8 6.17250464000263E-11
peri -2.609700670551361E-13 6.151905535095163E-13 8.806260940884883E-10 -3.97915865185647E-8 4.001274331043553E-8 -6.17471386858058E-11
i 2.339052541610983E-16 -5.530319719587164E-16 -1.213456948753631E-13 6.17250464000263E-11 -6.17471386858058E-11 1.119901839285463E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO452420  
diameter diameter 3.521 km 0.218 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.156   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17585 (1994 YC4)          Discovered 1994-Dec-31 by Spacewatch at Kitt Peak
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 YC4 = 1993 TV47 = 1999 CK60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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