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120487 (1993 FP12)
Classification: Main-belt Asteroid          SPK-ID: 2120487
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2472982586225188 3.4514e-08  
a 2.717788334267559 1.4926e-08 au
q 2.045684011898596 9.2929e-08 au
i 7.635790718646381 5.1854e-06 deg
node 163.0657665442351 3.4677e-05 deg
peri 309.3870848922778 3.6421e-05 deg
M 70.42532735702848 1.1744e-05 deg
tp 2458680.353877821876
(2019-Jul-15.85387782)
5.2665e-05 TDB
period 1636.522090977864
4.48
1.3481e-05
3.691e-08
d
yr
n .2199786987200953 1.8121e-09 deg/d
Q 3.389892656636522 1.8617e-08 au
  Orbit Determination Parameters
   # obs. used (total)      670  
   data-arc span      9931 days (27.19 yr)  
   first obs. used      1993-03-17  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52535  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:56:52  

Additional Information
 Earth MOID = 1.07172 au 
 Jupiter MOID = 1.77474 au 
 T_jup = 3.303 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457533.5 (2016-May-25.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2480030482638812 3.4507e-08  
q 2.043349698420825 9.2969e-08 au
tp 2457044.600750268036
(2015-Jan-22.10075027)
5.0848e-05 TDB
node 163.0752447949804 3.4678e-05 deg
peri 309.5273853054167 3.6411e-05 deg
i 7.636689105984659 5.1861e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      670  
   data-arc span      9931 days (27.19 yr)  
   first obs. used      1993-03-17  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52535  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:56:52  

Additional Information
 Jupiter MOID = 1.77474 au 
 T_jup = 3.303 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.190709002124024E-15 -3.185133168437778E-15 1.415164521314461E-13 -2.579901671869422E-15 7.88287335429094E-15 -6.340312324268923E-16
q -3.185133168437778E-15 8.643324783563716E-15 -3.925213507069882E-13 1.032326908651069E-14 -1.813476896036586E-14 2.506525870070113E-15
tp 1.415164521314461E-13 -3.925213507069882E-13 2.585477907974259E-9 -1.564831774585933E-12 5.888590571324037E-10 -3.634871333387807E-12
node -2.579901671869422E-15 1.032326908651069E-14 -1.564831774585933E-12 1.202534726887778E-9 -1.191162384994677E-9 6.036636898574558E-11
peri 7.88287335429094E-15 -1.813476896036586E-14 5.888590571324037E-10 -1.191162384994677E-9 1.325726419905593E-9 -6.056347425315479E-11
i -6.340312324268923E-16 2.506525870070113E-15 -3.634871333387807E-12 6.036636898574558E-11 -6.056347425315479E-11 2.689545126039823E-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 15.3   n/a MPO417627  
diameter diameter 3.652 km 0.842 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.092   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

120487 (1993 FP12)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1993 FP12 = 2000 SB82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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