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2692 Chkalov (1976 YT3)
Classification: Main-belt Asteroid          SPK-ID: 2002692
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1826263426503197 1.9586e-08  
a 2.582651263379807 9.5945e-09 au
q 2.110991108807525 4.9702e-08 au
i 9.280547706038048 5.4765e-07 deg
node 236.2794606086931 4.625e-06 deg
peri 299.2412715434263 5.164e-06 deg
M 153.5853694442791 4.2386e-06 deg
tp 2458553.738106919347
(2019-Mar-11.23810692)
1.5269e-05 TDB
period 1515.992586738594
4.15
8.4478e-06
2.313e-08
d
yr
n .2374681796924087 1.3233e-09 deg/d
Q 3.054311417952089 1.1347e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3135  
   data-arc span      23777 days (65.10 yr)  
   first obs. used      1955-12-06  
   last obs. used      2021-01-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40628  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 14:07:47  

Additional Information
 Earth MOID = 1.13179 au 
 Jupiter MOID = 1.99505 au 
 T_jup = 3.382 
[ show covariance matrix ]

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 12.04   n/a E2021B10  
diameter diameter 15.993 km 0.196 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.11 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:
[Garceran, A.C.; Aznar, A.; Mansego, E.A.; Rodriguez, P.B.; et al. (2016) Minor Planet Bull. 43, 92-97.]
geometric albedo albedo 0.144   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2692 Chkalov (1976 YT3)          Discovered 1976-Dec-16 by Chernykh, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1976 YT3 = 1951 YN = 1955 XH = 1957 HA = 1961 GJ = 1978 NY3 = 1982 HL1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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