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79472 Chiorny (1998 AX4)
Classification: Inner Main-belt Asteroid          SPK-ID: 2079472
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0800425377338579 1.7998e-08  
a 1.962179728260907 5.1112e-09 au
q 1.805121883320972 3.5869e-08 au
i 24.34261182347467 8.6239e-07 deg
node 93.32351265023968 2.0719e-06 deg
peri 331.3491734706878 1.2044e-05 deg
M 241.2080336553671 1.3578e-05 deg
tp 2459727.776915791710
(2022-May-28.27691579)
3.7863e-05 TDB
period 1003.937331410323
2.75
3.9227e-06
1.074e-08
d
yr
n .3585881197328072 1.4011e-09 deg/d
Q 2.119237573200841 5.5203e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1594  
   data-arc span      10296 days (28.19 yr)  
   first obs. used      1993-04-26  
   last obs. used      2021-07-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39085  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:08:45  

Additional Information
 Earth MOID = .833588 au 
 Jupiter MOID = 3.11741 au 
 T_jup = 3.767 
[ 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 14.88   n/a E2021B10  
rotation period rot_per 2.8802 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2012) Minor Planet Bull. 39, 245-252.]
[Behrend, R. (2015) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Warner, B.D. (2015) Minor Planet Bull. 42, 267-276.]

79472 Chiorny           Discovered 1998 Jan. 6 by A. Testa and P. Chiavenna at Sormano.
Vasilij G. Chiorny (b. 1953) is a prolific asteroid photometrist at the Kharkiv Observatory. He is the principal discoverer of one binary asteroid and co-discoverer of several others, using the photometry technique. He has co-authored a number of papers on binary and other asteroids. Name suggested by P. Pravec and A. Harris.
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 2016-06-20Last Updated: 2016-06-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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