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 ]  
18241 Genzel (1325 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2018241
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06749130137780521 4.0799e-08  
a 2.727341712417359 1.2568e-08 au
q 2.54326987094434 1.1022e-07 au
i 5.191067892231532 3.996e-06 deg
node 17.7250234893149 4.3925e-05 deg
peri 358.3953520365915 5.3274e-05 deg
M 119.9967177937923 2.9541e-05 deg
tp 2458452.128815887585
(2018-Nov-29.62881589)
0.000135 TDB
period 1645.15855025063
4.50
1.1372e-05
3.113e-08
d
yr
n .2188238938703848 1.5125e-09 deg/d
Q 2.911413553890378 1.3416e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1470  
   data-arc span      17046 days (46.67 yr)  
   first obs. used      1973-09-19  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44547  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:16:08  

Additional Information
 Earth MOID = 1.54428 au 
 Jupiter MOID = 2.41043 au 
 T_jup = 3.347 
[ 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 14.0   n/a MPO452429  

18241 Genzel           Discovered 1973 Sept. 29 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Reinhard Genzel (b. 1952), director of the Max-Planck Institut für Extraterrestrische Physik and professor at the University of California at Berkeley, is known for his pioneering work in infrared astronomy and his quest to discover the presence of a black hole in the Galactic Center.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050919/MPCPages.arcLast Updated: 2005-09-26

Alternate Designations
 1325 T-2 = 1991 RJ33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-06 01:51 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin