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79441 (1997 TB27)
Classification: Main-belt Asteroid          SPK-ID: 2079441
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1226662407617294 4.2361e-08  
a 2.689456559215241 1.1841e-08 au
q 2.359551033404331 1.1199e-07 au
i 1.346923775518641 4.4698e-06 deg
node 339.0843195348856 0.00017376 deg
peri 329.9939623813992 0.0001748 deg
M 183.6496101220287 1.9351e-05 deg
tp 2460185.667426325968
(2023-Aug-29.16742633)
8.769e-05 TDB
period 1610.998839718678
4.41
1.0639e-05
2.913e-08
d
yr
n .223463848094928 1.4758e-09 deg/d
Q 3.01936208502615 1.3293e-08 au
  Orbit Determination Parameters
   # obs. used (total)      718  
   data-arc span      8536 days (23.37 yr)  
   first obs. used      1997-09-06  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53574  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:41:53  

Additional Information
 Earth MOID = 1.34448 au 
 Jupiter MOID = 2.20931 au 
 T_jup = 3.361 
[ 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 15.73   n/a MPCxxxxx  
diameter diameter 1.988 km 0.622 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.257   0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79441 (1997 TB27)          Discovered 1997-Oct-09 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1997 TB27 = 2000 EW23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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