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 ]  
181186 (2005 SW104)
Classification: Main-belt Asteroid          SPK-ID: 2181186
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1021371919210077 6.2652e-08  
a 3.156532482444763 2.8848e-08 au
q 2.834133118480407 1.9792e-07 au
i 18.01014784448031 8.656e-06 deg
node 195.625906201405 1.4953e-05 deg
peri 238.060791320938 4.5167e-05 deg
M 216.3669229653307 4.6197e-05 deg
tp 2460017.770427975210
(2023-Mar-14.27042798)
0.00026767 TDB
period 2048.395537749701
5.61
2.8081e-05
7.688e-08
d
yr
n .175747307278107 2.4093e-09 deg/d
Q 3.478931846409119 3.1794e-08 au
  Orbit Determination Parameters
   # obs. used (total)      388  
   data-arc span      21844 days (59.81 yr)  
   first obs. used      1960-10-22  
   last obs. used      2020-08-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55297  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:33  

Additional Information
 Earth MOID = 1.88799 au 
 Jupiter MOID = 1.96549 au 
 T_jup = 3.122 
[ 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 14.87   n/a E2021B55  
diameter diameter 4.161 km 0.852 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.123   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

181186 (2005 SW104)          Discovered 2005-Sep-25 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
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-15 00:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin