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15311 (1993 FZ22)
Classification: Main-belt Asteroid          SPK-ID: 2015311
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1885432454310729 3.1964e-08  
a 2.252763376025369 7.5991e-09 au
q 1.828020057921286 7.3596e-08 au
i 1.330971910785147 3.026e-06 deg
node 263.1083397215359 0.0001692 deg
peri 46.55218348835973 0.00016944 deg
M 275.6050934503205 1.0349e-05 deg
tp 2459290.024638673334
(2021-Mar-16.52463867)
3.6053e-05 TDB
period 1235.013748857524
3.38
6.249e-06
1.711e-08
d
yr
n .2914947305914818 1.4749e-09 deg/d
Q 2.677506694129453 9.0318e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1297  
   data-arc span      9957 days (27.26 yr)  
   first obs. used      1993-03-21  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53062  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:34:27  

Additional Information
 Earth MOID = .813778 au 
 Jupiter MOID = 2.57835 au 
 T_jup = 3.602 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456861.5 (2014-Jul-23.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1892250678895374 3.2039e-08  
q 1.826668668872021 7.3821e-08 au
tp 2456818.718904984703
(2014-Jun-10.21890498)
3.2948e-05 TDB
node 263.2871813511378 0.0001692 deg
peri 46.21981503494702 0.00016944 deg
i 1.330933886363822 3.0262e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1297  
   data-arc span      9957 days (27.26 yr)  
   first obs. used      1993-03-21  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53062  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:34:27  

Additional Information
 Jupiter MOID = 2.57835 au 
 T_jup = 3.602 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.026505398495215E-15 -2.357281287610174E-15 3.182769062214699E-13 -4.703010684757955E-15 9.459654088100763E-14 -3.108432321901098E-16
q -2.357281287610174E-15 5.449494565230605E-15 -7.070507127093754E-13 1.111651477612269E-14 -2.115794670915258E-13 7.434252843550135E-16
tp 3.182769062214699E-13 -7.070507127093754E-13 1.085600773646849E-9 6.145327508772047E-13 3.136759334889324E-10 -2.365634100881271E-13
node -4.703010684757955E-15 1.111651477612269E-14 6.145327508772047E-13 2.863015934791419E-8 -2.862188960186591E-8 6.051736072962422E-14
peri 9.459654088100763E-14 -2.115794670915258E-13 3.136759334889324E-10 -2.862188960186591E-8 2.871078170036409E-8 -1.304302247894816E-13
i -3.108432321901098E-16 7.434252843550135E-16 -2.365634100881271E-13 6.051736072962422E-14 -1.304302247894816E-13 9.157734125848531E-12

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 MPO319275  

15311 (1993 FZ22)          Discovered 1993-Mar-21 by UESAC at La Silla
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 FZ22 = 1997 QE4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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