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193735 (2001 FD180)
Classification: Main-belt Asteroid          SPK-ID: 2193735
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07569597770176324 5.1724e-08  
a 2.748316212981243 2.3699e-08 au
q 2.54027973020602 1.4492e-07 au
i 10.65122214294152 5.3419e-06 deg
node 93.98787751378575 3.2259e-05 deg
peri 84.47234139641978 5.1018e-05 deg
M 77.37812738446839 3.952e-05 deg
tp 2458642.803911427478
(2019-Jun-08.30391143)
0.00018141 TDB
period 1664.173019415241
4.56
2.1525e-05
5.893e-08
d
yr
n .2163236609415151 2.798e-09 deg/d
Q 2.956352695756465 2.5493e-08 au
  Orbit Determination Parameters
   # obs. used (total)      407  
   data-arc span      6651 days (18.21 yr)  
   first obs. used      2001-02-20  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5979  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:08:10  

Additional Information
 Earth MOID = 1.5717 au 
 Jupiter MOID = 2.09675 au 
 T_jup = 3.318 
[ 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 15.5   n/a MPO470085  
diameter diameter 2.379 km 0.330 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.260   0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193735 (2001 FD180)          Discovered 2001-Mar-20 by LONEOS at Anderson Mesa
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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