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17361 (1978 UF7)
Classification: Main-belt Asteroid          SPK-ID: 2017361
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2419994655303254 3.9399e-08  
a 3.105644493334051 1.6995e-08 au
q 2.354080185820012 1.2338e-07 au
i 13.72554883476204 4.008e-06 deg
node 216.2725113864867 1.9143e-05 deg
peri 94.02009374236687 2.0721e-05 deg
M 286.8661156947012 8.3869e-06 deg
tp 2459606.608590750656
(2022-Jan-27.10859075)
4.83e-05 TDB
period 1999.060955930157
5.47
1.6409e-05
4.493e-08
d
yr
n .1800845536660952 1.4782e-09 deg/d
Q 3.85720880084809 2.1107e-08 au
  Orbit Determination Parameters
   # obs. used (total)      944  
   data-arc span      15471 days (42.36 yr)  
   first obs. used      1978-10-27  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5253  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:01:56  

Additional Information
 Earth MOID = 1.38763 au 
 Jupiter MOID = 1.74414 au 
 T_jup = 3.132 
[ 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 14.02   n/a E2021B10  
diameter diameter 8.375 km 0.245 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.066   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17361 (1978 UF7)          Discovered 1978-Oct-27 by Olmstead, C. M. at Palomar
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1978 UF7 = 1999 JA61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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