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13573 (1993 FZ18)
Classification: Main-belt Asteroid          SPK-ID: 2013573
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1499560852106937 1.7327e-08  
a 2.336068897689537 6.7533e-09 au
q 1.985761151009554 3.9702e-08 au
i 6.135940201719396 5.6457e-07 deg
node 71.37867159802504 5.5233e-06 deg
peri 212.6566135631196 9.9262e-06 deg
M 199.296384430726 6.2351e-06 deg
tp 2459782.670298807059
(2022-Jul-22.17029881)
2.3629e-05 TDB
period 1304.14805434292
3.57
5.6552e-06
1.548e-08
d
yr
n .2760422781762932 1.197e-09 deg/d
Q 2.68637664436952 7.766e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2231  
   data-arc span      11734 days (32.13 yr)  
   first obs. used      1989-02-02  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4531  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 01:31:34  

Additional Information
 Earth MOID = .97065 au 
 Jupiter MOID = 2.44843 au 
 T_jup = 3.545 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457135.5 (2015-Apr-23.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1501908809709479 1.7269e-08  
q 1.984752918262373 3.9566e-08 au
tp 2457175.569661156669
(2015-Jun-02.06966116)
2.1038e-05 TDB
node 71.39388891724622 5.525e-06 deg
peri 212.8218375638824 9.9329e-06 deg
i 6.13597850478874 5.6421e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2231  
   data-arc span      11734 days (32.13 yr)  
   first obs. used      1989-02-02  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4531  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 01:31:34  

Additional Information
 Jupiter MOID = 2.44843 au 
 T_jup = 3.545 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.982088636206031E-16 -6.763483333461344E-16 -1.543713380693823E-14 -6.162175709561931E-15 -1.305782481896179E-14 -2.221747041002635E-15
q -6.763483333461344E-16 1.565505481510439E-15 3.265911795768234E-14 1.473112659618956E-14 2.844185538942908E-14 5.173855204288666E-15
tp -1.543713380693823E-14 3.265911795768234E-14 4.425984244496764E-10 -8.451373245698646E-12 1.714130195346302E-10 -1.867152467992688E-12
node -6.162175709561931E-15 1.473112659618956E-14 -8.451373245698646E-12 3.052525092918048E-11 -3.415173562411062E-11 2.449167830828745E-12
peri -1.305782481896179E-14 2.844185538942908E-14 1.714130195346302E-10 -3.415173562411062E-11 9.866193194054721E-11 -3.101879625308162E-12
i -2.221747041002635E-15 5.173855204288666E-15 -1.867152467992688E-12 2.449167830828745E-12 -3.101879625308162E-12 3.183351395512858E-13

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.21   n/a MPCxxxxx  
diameter diameter 4.499 km 0.146 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.06 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2013) Minor Planet Bull. 40, 71-80.]
geometric albedo albedo 0.263   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13573 (1993 FZ18)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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