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 ]  
74020 (1998 GW10)
Classification: Main-belt Asteroid          SPK-ID: 2074020
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05800814250316391 3.7069e-08  
a 2.230156944647246 7.8228e-09 au
q 2.100789682797728 8.1537e-08 au
i 7.332256219889799 5.2091e-06 deg
node 26.90206451626276 2.3203e-05 deg
peri 224.7203846514881 4.5922e-05 deg
M 167.5103159795814 3.9975e-05 deg
tp 2458434.468468769878
(2018-Nov-11.96846877)
0.00013503 TDB
period 1216.470460647226
3.33
6.4006e-06
1.752e-08
d
yr
n .2959381354878614 1.5571e-09 deg/d
Q 2.359524206496764 8.2766e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1198  
   data-arc span      7982 days (21.85 yr)  
   first obs. used      1998-02-27  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52116  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:09:35  

Additional Information
 Earth MOID = 1.0943 au 
 Jupiter MOID = 2.6426 au 
 T_jup = 3.630 
[ 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 15.3   n/a MPO449467  
rotation period rot_per 3.45 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) ArXiv:1901.08719.]

74020 (1998 GW10)          Discovered 1998-Apr-02 by Elst, E. W. at La Silla
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-08 03:55 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin