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 ]  
180161 (2003 GU55)
Classification: Main-belt Asteroid          SPK-ID: 2180161
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1151830491284396 5.1496e-08  
a 3.149937907185698 2.9439e-08 au
q 2.787118454470793 1.572e-07 au
i 14.94562379103222 6.1916e-06 deg
node 189.8339432500992 1.923e-05 deg
peri 261.1201203555567 3.143e-05 deg
M 172.4471215019449 2.626e-05 deg
tp 2458222.351338596066
(2018-Apr-13.85133860)
0.00014539 TDB
period 2041.979680718791
5.59
2.8626e-05
7.837e-08
d
yr
n .1762995016058522 2.4715e-09 deg/d
Q 3.512757359900602 3.283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      416  
   data-arc span      7228 days (19.79 yr)  
   first obs. used      2000-10-02  
   last obs. used      2020-07-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56718  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:25:24  

Additional Information
 Earth MOID = 1.8519 au 
 Jupiter MOID = 1.84264 au 
 T_jup = 3.145 
[ 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 15.39   n/a E2021B55  

180161 (2003 GU55)          Discovered 2003-Apr-11 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ 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
1927-May-25 02:55 00:04 Jupiter 1.85692520479669 1.8569246257006 1.8569257838931 4.73328330499804 4.63591262202143 2425025.621764597 3.69519715495122 384.744007917084 26.2547942090146 -89.3899152105427 2298970.47669457 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 21:25:25 2021-Apr-13 21:25
1937-Nov-13 02:24 00:04 Jupiter 1.98676395456975 1.98676285899762 1.98676505014357 2.59862664155879 2.42903169012602 2428850.599985071 4.04414126147763 134.957951570425 56.8621366473536 -34.5391885530386 730472.207294882 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 21:25:25 2021-Apr-13 21:25
2022-Aug-12 22:02 < 00:01 Jupiter 1.85154347168183 1.85154290860633 1.85154403475732 5.05577905063291 4.96447027755248 2459804.417919058 0.416409878346175 72.1289205920616 26.1179629592723 87.6444309571979 2719628.82264647 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 21:25:25 2021-Apr-13 21:25
2033-Mar-02 18:28 < 00:01 Jupiter 1.92044651562492 1.92044564003998 1.92044739121051 3.33194317238012 3.1968320775262 2463659.269563113 0.990174335824802 88.1266179054828 32.982803562591 -68.5402646031336 2153613.68109867 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 21:25:25 2021-Apr-13 21:25
2117-Oct-31 10:25 00:04 Jupiter 1.88346042422889 1.88345888946796 1.88346195902718 5.2718383595793 5.18583141383781 2494581.933983030 4.2305369522646 460.322715353205 26.5705308524323 81.4985058019988 2652807.14583584 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 21:25:25 2021-Apr-13 21:25
2128-Jun-08 22:25 00:05 Jupiter 1.85504436388422 1.85504283397676 1.85504589382226 3.95067531303767 3.83335694285044 2498455.434241232 5.15906038589446 417.902147980072 25.5917801067428 -77.4829921578049 1834252.79951184 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 21:25:25 2021-Apr-13 21:25

Alternate Designations
 2003 GU55 = 2000 TG62 
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-18 12:41 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin