Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
35681 (1999 BC2)
Classification: Inner Main-belt Asteroid          SPK-ID: 2035681
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06003595886263238 8.6794e-08  
a 1.957530935103317 1.1514e-08 AU
q 1.840008688411124 1.7091e-07 AU
i 17.49646671601557 1.1607e-05 deg
node 336.7667418935644 1.9316e-05 deg
peri 325.3319172803721 8.1258e-05 deg
M 114.6108581440898 8.1266e-05 deg
tp 2456682.018183674436
(2014-Jan-24.51818367)
0.00022554 JED
period 1000.371655302152
2.74
8.826e-06
2.416e-08
d
yr
n .3598662537987103 3.175e-09 deg/d
Q 2.075053181795511 1.2205e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      654  
   data-arc span      14485 days (39.66 yr)  
   first obs. used      1975-06-14  
   last obs. used      2015-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55622  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 15:51:01  

Additional Information
 Earth MOID = .841271 AU 
 T_jup = 3.826 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7 mag n/a MPO319519  

35681 (1999 BC2)          Discovered 1999-Jan-16 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 BC2 = 1989 PK1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Mar-31 16:49 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin