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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 ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05786628216460703 1.4898e-08  
a 2.877132554854667 1.1222e-08 au
q 2.71064359061047 4.2936e-08 au
i 1.008145709691468 3.7027e-07 deg
node 262.3769040898095 3.0613e-05 deg
peri 162.1165810725621 3.3958e-05 deg
M 164.8053364619408 2.0344e-05 deg
tp 2458384.468350613470
(2018-Sep-22.96835061)
9.8545e-05 TDB
period 1782.535687774847
4.88
1.0429e-05
2.855e-08
d
yr
n .2019594908920958 1.1816e-09 deg/d
Q 3.043621519098863 1.1871e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2876  
   data-arc span      25383 days (69.49 yr)  
   first obs. used      1951-02-04  
   last obs. used      2020-08-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47141  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 13:42:26  

Additional Information
 Earth MOID = 1.72327 au 
 Jupiter MOID = 2.13712 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 12.17   n/a E2021B10  
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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