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 ]  
100202 (1994 GB)
Classification: Inner Main-belt Asteroid          SPK-ID: 2100202
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1003479425381778 2.7042e-08  
a 1.962634086202193 6.5886e-09 au
q 1.765687793696506 5.4636e-08 au
i 22.81248271005157 5.8798e-06 deg
node 190.5334448777064 8.3252e-06 deg
peri 280.3503502548301 3.034e-05 deg
M 309.315386061069 2.9004e-05 deg
tp 2459341.894030619998
(2021-May-07.39403062)
8.1047e-05 TDB
period 1004.286055814296
2.75
5.0571e-06
1.385e-08
d
yr
n .358463604981655 1.8051e-09 deg/d
Q 2.15958037870788 7.2498e-09 au
  Orbit Determination Parameters
   # obs. used (total)      871  
   data-arc span      9784 days (26.79 yr)  
   first obs. used      1994-04-02  
   last obs. used      2021-01-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49448  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:24:41  

Additional Information
 Earth MOID = .871916 au 
 Jupiter MOID = 2.95752 au 
 T_jup = 3.778 
[ 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 16.49   n/a E2021B55  

100202 (1994 GB)          Discovered 1994-Apr-02 by McNaught, R. H. at Siding Spring
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1994 GB = 1998 UD44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Mar-03 03:45 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin