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2174 Asmodeus (1975 TA)
Classification: Main-belt Asteroid          SPK-ID: 2002174
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 .2674152442223243 4.8727e-08  
a 2.53922443795587 1.0435e-08 au
q 1.860197114744607 1.2407e-07 au
i 8.056782620128319 5.7075e-06 deg
node 359.8463069021482 3.9158e-05 deg
peri 5.659614960030276 4.1486e-05 deg
M 25.78091074678236 1.6715e-05 deg
tp 2458894.660978714296
(2020-Feb-15.16097871)
6.8277e-05 TDB
period 1477.917054098213
4.05
9.1107e-06
2.494e-08
d
yr
n .2435860652678258 1.5016e-09 deg/d
Q 3.218251761167133 1.3226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1763  
   data-arc span      24372 days (66.73 yr)  
   first obs. used      1953-04-15  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4772  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:14:30  

Additional Information
 Earth MOID = .858594 au 
 Jupiter MOID = 2.24475 au 
 T_jup = 3.382 
[ 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 13.7   n/a MPO492776  
diameter diameter 5.161 km 0.388 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.220   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2174 Asmodeus           Discovered 1975 Oct. 8 by S. J. Bus and J. P. Huchra at Palomar.
Named for the Babylonian god of lust.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC 5039Last Updated: 2006-03-21

[ show close-approach data ]
Alternate Designations
 1975 TA = 1979 SK12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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