Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
79441 (1997 TB27)
Classification: Main-belt Asteroid          SPK-ID: 2079441
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1227914302394392 4.2345e-08  
a 2.688638334212741 1.1962e-08 au
q 2.358496587758175 1.1195e-07 au
i 1.346939668835466 4.7368e-06 deg
node 339.0863402653847 0.00017889 deg
peri 329.8292711523724 0.00018005 deg
M 95.3269445698585 2.0118e-05 deg
tp 2458574.106889445234
(2019-Mar-31.60688945)
8.9776e-05 TDB
period 1610.263713920097
4.41
1.0746e-05
2.942e-08
d
yr
n .2235658649499094 1.492e-09 deg/d
Q 3.018780080667307 1.3431e-08 au
  Orbit Determination Parameters
   # obs. used (total)      688  
   data-arc span      8170 days (22.37 yr)  
   first obs. used      1997-09-06  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55021  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:40:56  

Additional Information
 Earth MOID = 1.34397 au 
 Jupiter MOID = 2.21097 au 
 T_jup = 3.362 
[ 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 MPO351402  
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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-22 15:42 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin