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118001 (1147 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2118001
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1562339402601991 6.1893e-08  
a 2.571370433833176 1.36e-08 au
q 2.169635099086841 1.6512e-07 au
i 5.860106015201417 6.0894e-06 deg
node 4.905930020413304 4.5085e-05 deg
peri 290.7329960070622 4.9954e-05 deg
M 215.6345118959892 1.8246e-05 deg
tp 2459804.457360784022
(2022-Aug-12.95736078)
7.5346e-05 TDB
period 1506.070825775203
4.12
1.1948e-05
3.271e-08
d
yr
n .2390325832217759 1.8964e-09 deg/d
Q 2.973105768579511 1.5725e-08 au
  Orbit Determination Parameters
   # obs. used (total)      582  
   data-arc span      17288 days (47.33 yr)  
   first obs. used      1973-09-19  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53541  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:18:36  

Additional Information
 Earth MOID = 1.16044 au 
 Jupiter MOID = 2.25408 au 
 T_jup = 3.405 
[ 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 15.7   n/a MPO449689  
diameter diameter 2.194 km 0.613 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.193   0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118001 (1147 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1147 T-2 = 2001 JP8 = 2002 TM2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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