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 ]  
(2021 BH2)
Classification: Apollo [NEO]          SPK-ID: 54106572
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459233.5 (2021-Jan-19.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3220279684710392 0.0013876  
a 1.183653820610513 0.0019961 au
q .8024841853863256 0.00031075 au
i 20.10029320582474 0.075424 deg
node 300.3546325023897 0.0042232 deg
peri 268.3954706827735 0.075825 deg
M 307.3728115097837 0.21071 deg
tp 2459302.261153213166
(2021-Mar-28.76115321)
0.10137 TDB
period 470.3655252520596
1.29
1.1898
0.003257
d
yr
n .7653622144333029 0.001936 deg/d
Q 1.5648234558347 0.0026389 au
  Orbit Determination Parameters
   # obs. used (total)      19  
   data-arc span      2 days  
   first obs. used      2021-01-18  
   last obs. used      2021-01-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .43445  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:24:12  

Additional Information
 Earth MOID = .0387387 au 
 Jupiter MOID = 3.54627 au 
 T_jup = 5.244 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 25.80   .33009 E2021-BA4 autocmod 2.8

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-28 19:06 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin