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 ]  
34004 Gregorini (2000 OS7)
Classification: Main-belt Asteroid          SPK-ID: 2034004
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2279468238642166 6.2429e-08  
a 2.444254267339354 1.7905e-08 AU
q 1.88709427038279 1.4682e-07 AU
i 1.859027518667297 5.5279e-06 deg
node 325.5004774666602 0.00015516 deg
peri 8.77298727169021 0.00015543 deg
M 249.0861166713512 1.6839e-05 deg
tp 2457430.532630130180
(2016-Feb-12.03263013)
6.8703e-05 JED
period 1395.783306839436
3.82
1.5337e-05
4.199e-08
d
yr
n .257919691571016 2.834e-09 deg/d
Q 3.001414264295917 2.1986e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1152  
   data-arc span      22808 days (62.44 yr)  
   first obs. used      1951-12-27  
   last obs. used      2014-06-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55237  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 15:10:58  

Additional Information
 Earth MOID = .877695 AU 
 T_jup = 3.463 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a MPO257102  

34004 Gregorini           Discovered 2000 July 30 by M. Tombelli and D. Guidetti at Montelupo.
Most of the research activity of Loretta Gregorini (b. 1948) is in the field of radioastronomy and observational cosmology. Her present research activity is focused on large programs aimed at the study of the cosmological evolution of radiosources and their optical hosts.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100130/MPCPages.arcLast Updated: 2013-03-29

Alternate Designations
 2000 OS7 = 1989 WQ = 1992 JB3 = 1999 FE53 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Nov-25 01:42 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin