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JPL Small-Body Database Browser
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2377 Shcheglov (1978 QT1)
Classification: Main-belt Asteroid          SPK-ID: 2002377
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05781949901143294 3.4242e-08  
a 2.877483324422689 1.2611e-08 au
q 2.711108680190816 9.9344e-08 au
i 1.008107598920578 3.8701e-06 deg
node 262.3807210724544 0.0002416 deg
peri 162.2667636744662 0.00024448 deg
M 124.2510737591198 3.7201e-05 deg
tp 2458385.159783686075
(2018-Sep-23.65978369)
0.00018394 TDB
period 1782.861678141061
4.88
1.1721e-05
3.209e-08
d
yr
n .2019225632665804 1.3275e-09 deg/d
Q 3.043857968654561 1.334e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2544  
   data-arc span      25201 days (69.00 yr)  
   first obs. used      1951-02-04  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48333  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:19:56  

Additional Information
 Earth MOID = 1.72442 au 
 Jupiter MOID = 2.13689 au 
 T_jup = 3.293 
[ 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 12.1   n/a MPO384771  
diameter diameter 10.374 km 0.222 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.260   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2377 Shcheglov (1978 QT1)          Discovered 1978-Aug-31 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1978 QT1 = 1961 CM = 1973 QJ = 1984 YZ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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