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 ]  
243894 (2001 BW23)
Classification: Main-belt Asteroid          SPK-ID: 2243894
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2354182147502615 7.6106e-08  
a 2.625901117724637 2.0896e-08 au
q 2.007716164479187 1.9824e-07 au
i .8104628746063087 9.3872e-06 deg
node 316.4603094070223 0.00044937 deg
peri 152.6680162105579 0.00045065 deg
M 204.5177092238748 2.1779e-05 deg
tp 2459671.765626435124
(2022-Apr-02.26562644)
9.1422e-05 TDB
period 1554.232474388984
4.26
1.8552e-05
5.079e-08
d
yr
n .2316255810711503 2.7648e-09 deg/d
Q 3.244086070970086 2.5815e-08 au
  Orbit Determination Parameters
   # obs. used (total)      201  
   data-arc span      6236 days (17.07 yr)  
   first obs. used      2000-12-30  
   last obs. used      2018-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5151  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 08:33:54  

Additional Information
 Earth MOID = 1.02449 au 
 Jupiter MOID = 1.89223 au 
 T_jup = 3.362 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456741.5 (2014-Mar-25.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2352615193152699 7.624e-08  
q 2.006444216731113 1.9875e-07 au
tp 2456560.374107434651
(2013-Sep-24.87410743)
0.00010289 TDB
node 316.8338111849754 0.00045229 deg
peri 151.5528229491418 0.00045358 deg
i .8079959161806503 9.3591e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      201  
   data-arc span      6236 days (17.07 yr)  
   first obs. used      2000-12-30  
   last obs. used      2018-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5151  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 08:33:54  

Additional Information
 Jupiter MOID = 1.89223 au 
 T_jup = 3.362 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.812576846904705E-15 -1.511754552712579E-14 -7.265244466005197E-13 -1.166580294318587E-13 -3.2488059570525E-13 -2.776979865231068E-15
q -1.511754552712579E-14 3.950155496482176E-14 1.352538239832949E-12 3.053662590154738E-13 6.807521538138585E-13 7.392282934136488E-15
tp -7.265244466005197E-13 1.352538239832949E-12 1.058688732249142E-8 2.209612669552245E-11 3.536572178134506E-9 -1.306595990256947E-12
node -1.166580294318587E-13 3.053662590154738E-13 2.209612669552245E-11 2.045664338831609E-7 -2.04532085714355E-7 -1.255013433053983E-10
peri -3.2488059570525E-13 6.807521538138585E-13 3.536572178134506E-9 -2.04532085714355E-7 2.057320200781807E-7 1.251789502985659E-10
i -2.776979865231068E-15 7.392282934136488E-15 -1.306595990256947E-12 -1.255013433053983E-10 1.251789502985659E-10 8.75930918624135E-11

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 17.3   n/a MPO437138  

243894 (2001 BW23)          Discovered 2001-Jan-20 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 2001 BW23 = 2008 SL43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-01 16:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin