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 ]  
27061 (1998 SW53)
Classification: Main-belt Asteroid          SPK-ID: 2027061
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06886312166596296 3.1397e-08  
a 2.141009971109402 7.4453e-09 au
q 1.993573340980856 6.9487e-08 au
i 2.604397612077858 3.6463e-06 deg
node 270.6254466787883 0.00010186 deg
peri 14.21282958296138 0.00011067 deg
M 36.00907703192631 4.5354e-05 deg
tp 2458886.044688725187
(2020-Feb-06.54468873)
0.00014392 TDB
period 1144.264598128985
3.13
5.9687e-06
1.634e-08
d
yr
n .3146125472977535 1.6411e-09 deg/d
Q 2.288446601237949 7.958e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1327  
   data-arc span      10303 days (28.21 yr)  
   first obs. used      1991-04-08  
   last obs. used      2019-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53834  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 00:56:32  

Additional Information
 Earth MOID = .977246 au 
 Jupiter MOID = 2.78536 au 
 T_jup = 3.709 
[ 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 15.6   n/a MPO381475  

27061 (1998 SW53)          Discovered 1998-Sep-16 by LONEOS at Anderson Mesa
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SW53 = 1991 GV7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-03 13:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin