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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
173166 (1997 BP2)
Classification: Main-belt Asteroid          SPK-ID: 2173166
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1416536335289449 6.2621e-08  
a 3.166280341629157 4.5972e-08 au
q 2.717765226466118 1.9228e-07 au
i 28.57606226846969 7.8422e-06 deg
node 131.6192164242601 1.3748e-05 deg
peri 34.38276642506978 3.3288e-05 deg
M 324.7126732231395 3.4129e-05 deg
tp 2458802.215249693938
(2019-Nov-14.71524969)
0.00019779 TDB
period 2057.891501643479
5.63
4.4818e-05
1.227e-07
d
yr
n .1749363363969848 3.8099e-09 deg/d
Q 3.614795456792196 5.2484e-08 au
  Orbit Determination Parameters
   # obs. used (total)      397  
   data-arc span      12058 days (33.01 yr)  
   first obs. used      1986-02-07  
   last obs. used      2019-02-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6214  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:42:52  

Additional Information
 Earth MOID = 1.76078 au 
 Jupiter MOID = 1.51162 au 
 T_jup = 3.000 
[ 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 14.2   n/a MPO433112  
diameter diameter 7.675 km 0.423 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173166 (1997 BP2)          Discovered 1997-Jan-30 by Kobayashi, T. at Oizumi
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 1997 BP2 = 1986 CC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-15 13:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin