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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
80008 Danielarhodes (1999 GG1)
Classification: Main-belt Asteroid          SPK-ID: 2080008
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07107789310248615 4.2663e-08  
a 3.031056047867227 2.4741e-08 au
q 2.815614970109277 1.3756e-07 au
i 9.861229828673595 8.2808e-06 deg
node 14.90320068403587 2.6198e-05 deg
peri 265.426083220645 7.2383e-05 deg
M 279.952866956454 7.0997e-05 deg
tp 2459429.080748128649
(2021-Aug-02.58074813)
0.00038146 TDB
period 1927.47776790931
5.28
2.36e-05
6.461e-08
d
yr
n .1867725822801493 2.2868e-09 deg/d
Q 3.246497125625179 2.65e-08 au
  Orbit Determination Parameters
   # obs. used (total)      710  
   data-arc span      8047 days (22.03 yr)  
   first obs. used      1998-01-23  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56028  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:50:56  

Additional Information
 Earth MOID = 1.82232 au 
 Jupiter MOID = 1.88873 au 
 T_jup = 3.217 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4   n/a MPO296684  
diameter diameter 5.005 km 0.423 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80008 Danielarhodes           Discovered 1999 Apr. 4 by L. Tesi and A. Boattini at San Marcello Pistoiese.
Daniela Bargellini Rhodes (b. 1946) is an Italian chemical engineer working in scientific research. She was elected Member and Chair of the European Molecular Biology Organization Council and since 2007 has been a Fellow of the Royal Society.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-12

[ show close-approach data ]
Alternate Designations
 1999 GG1 = 2001 SY153 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Mar-30 00:56 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin