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 ]  
175681 (1995 GU2)
Classification: Main-belt Asteroid          SPK-ID: 2175681
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2088793424259435 5.397e-08  
a 2.631466865643235 1.4559e-08 au
q 2.081807797132018 1.4339e-07 au
i 13.8885718623125 6.2057e-06 deg
node 28.49329171223875 2.5079e-05 deg
peri 87.39948675953585 3.4083e-05 deg
M 62.61624823303188 1.7012e-05 deg
tp 2458929.306155671615
(2020-Mar-20.80615567)
7.3851e-05 TDB
period 1559.176519086239
4.27
1.2939e-05
3.543e-08
d
yr
n .230891111810085 1.9161e-09 deg/d
Q 3.181125934154452 1.76e-08 au
  Orbit Determination Parameters
   # obs. used (total)      473  
   data-arc span      9464 days (25.91 yr)  
   first obs. used      1995-03-27  
   last obs. used      2021-02-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58347  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:06:23  

Additional Information
 Earth MOID = 1.15122 au 
 Jupiter MOID = 2.1006 au 
 T_jup = 3.328 
[ 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 16.05   n/a MPCxxxxx  

175681 (1995 GU2)          Discovered 1995-Apr-02 by Spacewatch at Kitt Peak
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1917-May-02 18:20 00:02 Eunom 0.0243617642128512 0.0243395659607992 0.0243839686761332 8.72245048341265 8.72245041735142 2421351.263951422 1.61211213716172 1265.97026177485 67.9035495297001 29.0814987207416 26200.5813544533 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:06:24 2021-Apr-13 21:06
2123-Sep-30 06:27 00:02 Thisb 0.047925089251165 0.0479003714435529 0.0479498092839879 8.20402414121213 8.2040241238707 2496741.768803969 1.66443632216554 1336.1557684939 85.11488612437 -22.7703787421897 32969.1203243039 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:06:24 2021-Apr-13 21:06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-07 14:06 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin