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2250 Stalingrad (1972 HN)
Classification: Main-belt Asteroid          SPK-ID: 2002250
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 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1804000157705648 3.3247e-08  
a 3.192733337975177 1.4449e-08 au
q 2.616764193453247 1.0254e-07 au
i 1.523993792290285 3.6288e-06 deg
node 157.888584820023 0.00012866 deg
peri 176.7930636126393 0.00012903 deg
M 123.8970063059924 1.097e-05 deg
tp 2458483.365345751771
(2018-Dec-30.86534575)
6.2013e-05 TDB
period 2083.73457298682
5.70
1.4145e-05
3.873e-08
d
yr
n .1727667259865909 1.1728e-09 deg/d
Q 3.768702482497106 1.7056e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3015  
   data-arc span      24022 days (65.77 yr)  
   first obs. used      1955-04-16  
   last obs. used      2021-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46396  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:01:29  

Additional Information
 Earth MOID = 1.605 au 
 Jupiter MOID = 1.61412 au 
 T_jup = 3.170 
[ 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 12.00   n/a E2021B10  
diameter diameter 19.270 km 0.343 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.119   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2250 Stalingrad (1972 HN)          Discovered 1972-Apr-18 by Smirnova, T. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1972 HN = 1951 UL = 1968 UK 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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