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 ]  
16045 (1999 HU2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2016045
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09254085203236252 7.4522e-08  
a 3.221051038272272 4.8449e-08 AU
q 2.92297223075083 2.3886e-07 AU
i 17.47087797279443 7.8314e-06 deg
node 109.0616664910352 2.6375e-05 deg
peri 163.7930727459463 5.2059e-05 deg
M 175.7926797600508 4.9227e-05 deg
tp 2455769.418197303591
(2011-Jul-26.91819730)
0.00027777 JED
period 2111.51823544282
5.78
4.764e-05
1.304e-07
d
yr
n .170493436408567 3.8466e-09 deg/d
Q 3.519129845793714 5.2932e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      755  
   data-arc span      13777 days (37.72 yr)  
   first obs. used      1976-05-03  
   last obs. used      2014-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4903  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:57:46  

Additional Information
 Earth MOID = 1.90958 AU 
 T_jup = 3.110 
[ 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 12.5 mag n/a MPO250370  

16045 (1999 HU2)          Discovered 1999-Apr-22 by Beijing Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 HU2 = 1976 JC3 = 1998 BE10 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Jul-22 09:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin