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

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
90446 Truesdell (2004 BL107)
Classification: Main-belt Asteroid          SPK-ID: 2090446
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2155012456277632 3.5254e-08  
a 2.354801507746614 8.1854e-09 au
q 1.847338849621084 8.2205e-08 au
i 5.608153231415894 4.2294e-06 deg
node 34.20489478855031 2.9149e-05 deg
peri 222.177325333979 3.0245e-05 deg
M 199.1713129568572 7.0743e-06 deg
tp 2459986.145380455043
(2023-Feb-10.64538046)
2.62e-05 TDB
period 1319.866131263466
3.61
6.8819e-06
1.884e-08
d
yr
n .2727549343624596 1.4222e-09 deg/d
Q 2.862264165872144 9.9494e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1107  
   data-arc span      8148 days (22.31 yr)  
   first obs. used      1998-09-25  
   last obs. used      2021-01-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50544  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:38:13  

Additional Information
 Earth MOID = .837454 au 
 Jupiter MOID = 2.20475 au 
 T_jup = 3.517 
[ 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 15.52   n/a MPCxxxxx  

90446 Truesdell           Discovered 2004 Jan. 28 by the Catalina Sky Survey.
Robert Truesdell (b. 1967) is a Tucson businessman and gifted amateur paleontologist specializing in the fossils of the American southwest.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090209/MPCPages.arcLast Updated: 2009-02-11

Alternate Designations
 2004 BL107 = 1998 TV36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-24 19:26 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin