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 ]  
74429 (1999 BU7)
Classification: Main-belt Asteroid          SPK-ID: 2074429
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1102425097128591 4.4035e-08  
a 2.753717529304036 1.558e-08 au
q 2.450140797833265 1.2114e-07 au
i 10.86322926753858 3.8289e-06 deg
node 110.7966880292677 2.8876e-05 deg
peri 131.3005397417928 3.6349e-05 deg
M 175.3041661334641 2.4518e-05 deg
tp 2458387.730782124771
(2018-Sep-26.23078212)
0.00011125 TDB
period 1669.081373755374
4.57
1.4165e-05
3.878e-08
d
yr
n .2156875067091623 1.8305e-09 deg/d
Q 3.057294260774807 1.7298e-08 au
  Orbit Determination Parameters
   # obs. used (total)      759  
   data-arc span      8145 days (22.30 yr)  
   first obs. used      1998-10-20  
   last obs. used      2021-02-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55757  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:13:24  

Additional Information
 Earth MOID = 1.4499 au 
 Jupiter MOID = 2.03428 au 
 T_jup = 3.310 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.99   n/a MPCxxxxx  
diameter diameter 2.991 km 0.479 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.217   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74429 (1999 BU7)          Discovered 1999-Jan-21 by Korlevic, K. at Visnjan
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 BU7 = 2000 JX65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-07 11:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin