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 ]  
13651 (1997 BR)
Classification: Apollo [NEO, PHA]          SPK-ID: 2013651
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 80 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3056229952266709 3.1873e-08  
a 1.335293828642003 8.235e-10 AU
q .9271973292247452 4.2538e-08 AU
i 17.24871639910004 6.3511e-06 deg
node 116.6813749651788 1.2589e-05 deg
peri 133.7970289276701 1.4414e-05 deg
M 123.5910666410382 7.818e-06 deg
tp 2456807.014569003323
(2014-May-29.51456900)
1.2131e-05 JED
period 563.5905332956727
1.54
5.2137e-07
1.427e-09
d
yr
n .6387616163366883 5.9091e-10 deg/d
Q 1.743390328059261 1.0752e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      647  
   # delay obs. used      0  
   # Doppler obs. used      2  
   data-arc span      12689 days (34.74 yr)  
   first obs. used      1980-02-09  
   last obs. used      2014-11-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57478  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-07 05:13:46  

Additional Information
 Earth MOID = .0131142 AU 
 T_jup = 4.818 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.6 mag n/a PDS3 (MPC 38357)  
rotation period rot_per 33.644 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (1998) Icarus 136, 124-153.]
[Pravec, P.; et al. (2005) Icarus 173, 108-131.]
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

13651 (1997 BR)          Discovered 1997-Jan-20 by Beijing Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Dec-22 12:46 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin