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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
173495 (2000 SW272)
Classification: Main-belt Asteroid          SPK-ID: 2173495
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1980786507293965 4.5037e-08  
a 2.243064350924304 1.6192e-08 au
q 1.798761190794009 9.9102e-08 au
i 4.368708170115302 8.2781e-06 deg
node 219.2655201124025 5.9408e-05 deg
peri 94.53912862527629 6.5812e-05 deg
M 353.2330459866783 3.4535e-05 deg
tp 2459023.564909291824
(2020-Jun-23.06490929)
0.00011789 TDB
period 1227.046515863749
3.36
1.3286e-05
3.638e-08
d
yr
n .2933874106203601 3.1768e-09 deg/d
Q 2.6873675110546 1.9399e-08 au
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      6762 days (18.51 yr)  
   first obs. used      2000-09-28  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55549  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:05:05  

Additional Information
 Earth MOID = .791513 au 
 Jupiter MOID = 2.60434 au 
 T_jup = 3.603 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456953.5 (2014-Oct-23.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1981167104314031 4.481e-08  
q 1.798286680953029 9.8613e-08 au
tp 2456568.772369548258
(2013-Oct-03.27236955)
0.00010035 TDB
node 219.4185531107334 5.9484e-05 deg
peri 94.18338173908727 6.5835e-05 deg
i 4.366089006639509 8.2734e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      6762 days (18.51 yr)  
   first obs. used      2000-09-28  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55549  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:05:05  

Additional Information
 Jupiter MOID = 2.60434 au 
 T_jup = 3.603 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.007973481773999E-15 -4.38231687581414E-15 2.252588178669035E-12 1.240844206050915E-14 6.15519004162937E-13 -4.587815950510551E-15
q -4.38231687581414E-15 9.724529118736564E-15 -4.28494656870846E-12 -1.916412002077117E-14 -1.160782739691868E-12 9.485732693316342E-15
tp 2.252588178669035E-12 -4.28494656870846E-12 1.007073401572688E-8 8.09717034155813E-11 2.844378231566052E-9 -1.823730932611303E-11
node 1.240844206050915E-14 -1.916412002077117E-14 8.09717034155813E-11 3.538377681465937E-9 -3.503471117359703E-9 -1.25288626222509E-10
peri 6.15519004162937E-13 -1.160782739691868E-12 2.844378231566052E-9 -3.503471117359703E-9 4.3342753844894E-9 1.196119921961616E-10
i -4.587815950510551E-15 9.485732693316342E-15 -1.823730932611303E-11 -1.25288626222509E-10 1.196119921961616E-10 6.844850919011952E-11

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 17.2   n/a MPO379576  
diameter diameter 1.116 km 0.302 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.205   0.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173495 (2000 SW272)          Discovered 2000-Sep-28 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2000 SW272 = 2002 AH156 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-30 16:13 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin