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 ]  
212155 (2005 FY3)
Classification: Main-belt Asteroid          SPK-ID: 2212155
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1251657515677869 7.096e-08  
a 2.4668408423344 1.8491e-08 au
q 2.158076854305502 1.7294e-07 au
i 10.62013755919842 5.0061e-06 deg
node 127.1725358029982 4.0942e-05 deg
peri 111.0988379639474 4.5439e-05 deg
M 187.3393736831309 2.0747e-05 deg
tp 2459279.236076136642
(2021-Mar-05.73607614)
8.42e-05 TDB
period 1415.174916374772
3.87
1.5912e-05
4.356e-08
d
yr
n .2543855150585946 2.8602e-09 deg/d
Q 2.775604830363298 2.0805e-08 au
  Orbit Determination Parameters
   # obs. used (total)      294  
   data-arc span      9775 days (26.76 yr)  
   first obs. used      1993-01-29  
   last obs. used      2019-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63504  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 16:51:43  

Additional Information
 Earth MOID = 1.17142 au 
 Jupiter MOID = 2.30648 au 
 T_jup = 3.452 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457283.5 (2015-Sep-18.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1258956999003401 7.0722e-08  
q 2.155329297652762 1.7239e-07 au
tp 2457864.459054439153
(2017-Apr-20.95905444)
7.9098e-05 TDB
node 127.2122309635059 4.0918e-05 deg
peri 111.2019122988906 4.5383e-05 deg
i 10.62466507904403 5.0083e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      294  
   data-arc span      9775 days (26.76 yr)  
   first obs. used      1993-01-29  
   last obs. used      2019-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63504  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 16:51:43  

Additional Information
 Jupiter MOID = 2.30648 au 
 T_jup = 3.452 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.001618739036236E-15 -1.213988852354212E-14 -8.442419713633218E-13 -1.237981819092113E-13 -1.948829636300442E-13 -1.784649060196899E-14
q -1.213988852354212E-14 2.971795702683782E-14 2.345364503895871E-12 3.008205984584931E-13 5.168291548440078E-13 4.4149305444708E-14
tp -8.442419713633218E-13 2.345364503895871E-12 6.256516918238819E-9 4.347595193041506E-11 1.629495826608682E-9 -5.691758585956593E-13
node -1.237981819092113E-13 3.008205984584931E-13 4.347595193041506E-11 1.674293426440933E-9 -1.630765315949587E-9 -2.196843574441999E-11
peri -1.948829636300442E-13 5.168291548440078E-13 1.629495826608682E-9 -1.630765315949587E-9 2.059646342914995E-9 2.180475922564444E-11
i -1.784649060196899E-14 4.4149305444708E-14 -5.691758585956593E-13 -2.196843574441999E-11 2.180475922564444E-11 2.508323488677369E-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 16.2   n/a MPO413064  
diameter diameter 2.320 km 0.509 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.131   0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212155 (2005 FY3)          Discovered 2005-Mar-16 by CSS at Catalina
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ 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 2019-Dec-14 08:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin