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134510 (1999 FT21)
Classification: Outer Main-belt Asteroid          SPK-ID: 2134510
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1180557980959014 5.5762e-08  
a 3.204243257896414 2.9822e-08 au
q 2.825963762792042 1.8202e-07 au
i 2.439433827186009 5.0149e-06 deg
node 107.24770150158 0.00016323 deg
peri 133.6571483096824 0.00016545 deg
M 209.059793909212 3.0745e-05 deg
tp 2459878.893439555568
(2022-Oct-26.39343956)
0.00018638 TDB
period 2095.012630695645
5.74
2.9248e-05
8.008e-08
d
yr
n .1718366728321168 2.399e-09 deg/d
Q 3.582522753000786 3.3343e-08 au
  Orbit Determination Parameters
   # obs. used (total)      357  
   data-arc span      8455 days (23.15 yr)  
   first obs. used      1996-11-18  
   last obs. used      2020-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61865  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:29:35  

Additional Information
 Earth MOID = 1.81407 au 
 Jupiter MOID = 1.42773 au 
 T_jup = 3.181 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456778.5 (2014-May-01.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1222820169606642 5.4858e-08  
q 2.807658340187217 1.7916e-07 au
tp 2457784.242747574061
(2017-Jan-30.74274757)
0.00016452 TDB
node 107.3271839136694 0.0001629 deg
peri 134.0002973624685 0.000165 deg
i 2.441745974486834 5.0276e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      357  
   data-arc span      8455 days (23.15 yr)  
   first obs. used      1996-11-18  
   last obs. used      2020-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61865  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:29:35  

Additional Information
 Jupiter MOID = 1.42773 au 
 T_jup = 3.181 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.009430039623618E-15 -9.726730763842136E-15 -2.775449265824804E-12 4.250994069519918E-15 -4.532220955568265E-13 -1.909243084255904E-16
q -9.726730763842136E-15 3.209889187535205E-14 1.106990887308585E-11 -1.566296317675049E-14 1.750839583017329E-12 9.171568157246939E-16
tp -2.775449265824804E-12 1.106990887308585E-11 2.706527408617234E-8 -1.233415019249911E-11 4.396089489755808E-9 1.704365949053199E-12
node 4.250994069519918E-15 -1.566296317675049E-14 -1.233415019249911E-11 2.653746065897742E-8 -2.65147673141022E-8 -5.609893488533608E-11
peri -4.532220955568265E-13 1.750839583017329E-12 4.396089489755808E-9 -2.65147673141022E-8 2.722581048426317E-8 5.629813163401783E-11
i -1.909243084255904E-16 9.171568157246939E-16 1.704365949053199E-12 -5.609893488533608E-11 5.629813163401783E-11 2.527635496854264E-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 MPO459635  
diameter diameter 4.181 km 0.946 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134510 (1999 FT21)          Discovered 1999-Mar-24 by Santangelo, M. M. M. at Monte Agliale
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 1999 FT21 = 2004 BZ36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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