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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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2674152602433992 4.4608e-08  
a 2.539224436163267 9.9264e-09 au
q 1.860197072750269 1.1255e-07 au
i 8.056784301000809 5.2287e-06 deg
node 359.8463029848062 3.8791e-05 deg
peri 5.659615626798559 4.0917e-05 deg
M 25.78091547313366 1.5339e-05 deg
tp 2458894.660959423165
(2020-Feb-15.16095942)
6.2685e-05 TDB
period 1477.917052533177
4.05
8.6663e-06
2.373e-08
d
yr
n .2435860655257705 1.4284e-09 deg/d
Q 3.218251799576266 1.2581e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1898  
   data-arc span      24671 days (67.55 yr)  
   first obs. used      1953-04-15  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46961  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:11:56  

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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