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

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .125067084776623 6.2504e-08  
a 2.466516171069111 1.7758e-08 au
q 2.158036183999099 1.5419e-07 au
i 10.62150068935484 5.005e-06 deg
node 127.1689593171163 3.7136e-05 deg
peri 111.2095749619412 4.1882e-05 deg
M 288.9691455956378 2.0998e-05 deg
tp 2459279.670108591333
(2021-Mar-06.17010859)
8.3798e-05 TDB
period 1414.895539912129
3.87
1.528e-05
4.183e-08
d
yr
n .2544357444383191 2.7477e-09 deg/d
Q 2.774996158139123 1.9978e-08 au
  Orbit Determination Parameters
   # obs. used (total)      310  
   data-arc span      9837 days (26.93 yr)  
   first obs. used      1993-01-29  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61755  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 00:55:12  

Additional Information
 Earth MOID = 1.17149 au 
 Jupiter MOID = 2.30681 au 
 T_jup = 3.452 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457386.5 (2015-Dec-30.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1258815689995454 6.2356e-08  
q 2.155513060843896 1.5399e-07 au
tp 2457864.321710485426
(2017-Apr-20.82171049)
7.7912e-05 TDB
node 127.2130383545146 3.7122e-05 deg
peri 111.1598047059786 4.1816e-05 deg
i 10.62443256288735 5.0065e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      310  
   data-arc span      9837 days (26.93 yr)  
   first obs. used      1993-01-29  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61755  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 00:55:12  

Additional Information
 Jupiter MOID = 2.30681 au 
 T_jup = 3.452 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.888301470971683E-15 -9.553634439053853E-15 -3.88677440621534E-13 -7.285083598984624E-14 -5.505408060405023E-14 -1.41562460332254E-14
q -9.553634439053853E-15 2.371140378652337E-14 1.288754589661499E-12 1.801426743669924E-13 1.946453602421679E-13 3.557043168097525E-14
tp -3.88677440621534E-13 1.288754589661499E-12 6.070326223856279E-9 3.647072565295187E-11 1.558409381000192E-9 -2.044800468649794E-12
node -7.285083598984624E-14 1.801426743669924E-13 3.647072565295187E-11 1.378035271245947E-9 -1.343475282363621E-9 -2.317765540855348E-11
peri -5.505408060405023E-14 1.946453602421679E-13 1.558409381000192E-9 -1.343475282363621E-9 1.748546493880295E-9 2.237673227019193E-11
i -1.41562460332254E-14 3.557043168097525E-14 -2.044800468649794E-12 -2.317765540855348E-11 2.237673227019193E-11 2.506512886104062E-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

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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
2013-Dec-15 15:39 < 00:01 Thisb 0.0463167579387327 0.0463148511828833 0.0463186647063017 6.15010885176991 6.15010882783379 2456642.151755558 0.874651938721217 119.416968514815 81.8718578116349 -56.2448745803741 77378.8624769308 T 19 CATAB v2.0f-lin.ifort 2020-Jan-30 00:55:30 2020-Jan-30 00:55
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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