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173992 (2001 XM178)
Classification: Outer Main-belt Asteroid          SPK-ID: 2173992
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1819827315392304 5.8996e-08  
a 3.205009758118905 4.1159e-08 au
q 2.621753327726538 2.0166e-07 au
i 16.13742472771527 7.2857e-06 deg
node 110.4347205272293 2.4484e-05 deg
peri 285.6120774193919 3.1857e-05 deg
M 56.84267628763568 2.1344e-05 deg
tp 2458269.586505656078
(2018-May-31.08650566)
0.00012187 TDB
period 2095.764410545969
5.74
4.0371e-05
1.105e-07
d
yr
n .1717750326269813 3.3089e-09 deg/d
Q 3.788266188511271 4.8649e-08 au
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      6270 days (17.17 yr)  
   first obs. used      2001-12-09  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61959  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:33:01  

Additional Information
 Earth MOID = 1.68542 au 
 Jupiter MOID = 1.8166 au 
 T_jup = 3.106 
[ 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 15.2   n/a MPO417940  
diameter diameter 5.803 km 0.765 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.044   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173992 (2001 XM178)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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