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22423 Kudlacek (1995 YJ12)
Classification: Main-belt Asteroid          SPK-ID: 2022423
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1202799735679361 2.9088e-08  
a 2.620899510361459 1.2189e-08 au
q 2.305657786530966 7.736e-08 au
i 15.09252596565671 4.6956e-06 deg
node 59.46703663928507 1.4162e-05 deg
peri 241.6152552291017 2.5364e-05 deg
M 60.19154445502073 2.0913e-05 deg
tp 2458941.376400605578
(2020-Apr-01.87640061)
8.9955e-05 TDB
period 1549.794022176994
4.24
1.0812e-05
2.96e-08
d
yr
n .2322889331411334 1.6205e-09 deg/d
Q 2.936141234191951 1.3655e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1357  
   data-arc span      9187 days (25.15 yr)  
   first obs. used      1995-12-19  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49428  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:06:06  

Additional Information
 Earth MOID = 1.32822 au 
 Jupiter MOID = 2.2743 au 
 T_jup = 3.346 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.56   n/a E2021B10  
diameter diameter 3.148 km 0.475 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.195   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22423 Kudlacek           Discovered 1995 Dec. 19 by Spacewatch at Kitt Peak.
Trina Kudlacek (b. 1967) is a long-term volunteer with the University of Hawaii's Friends of the Institute for Astronomy, who helped arrange eclipse expeditions. Name suggested by R. and P. Jedicke.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2017-07-09Last Updated: 2017-07-11

Alternate Designations
 1995 YJ12 = 1998 KQ27 = 1999 VF201 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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