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2151 Hadwiger (1977 VX)
Classification: Main-belt Asteroid          SPK-ID: 2002151
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05689002344771158 3.3252e-08  
a 2.561652205965518 1.1273e-08 au
q 2.415919751903258 9.0242e-08 au
i 15.48527329151784 6.6907e-06 deg
node 27.92587452913455 1.2455e-05 deg
peri 86.45969991124554 7.4151e-05 deg
M 322.1372283937305 7.0227e-05 deg
tp 2458758.002907799394
(2019-Oct-01.50290780)
0.00029203 TDB
period 1497.540840311676
4.10
9.8855e-06
2.707e-08
d
yr
n .2403941116724903 1.5869e-09 deg/d
Q 2.707384660027778 1.1915e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2278  
   data-arc span      31057 days (85.03 yr)  
   first obs. used      1934-03-07  
   last obs. used      2019-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41869  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 18:16:38  

Additional Information
 Earth MOID = 1.49005 au 
 Jupiter MOID = 2.37333 au 
 T_jup = 3.381 
[ 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 11.0   n/a MPO452191  
diameter diameter 13.767 km 0.540 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 5.872 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Sada, P.V.; Canizales, E.D.; Armada, E.M. (2005) Minor Planet Bull. 32, 73-75.]
[Kim, M.-J.; Choi, Y.-J.; Moon, H.-K.; Byun, Y.-I.; et al. (2014) Astron. J. 147, A56.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.446   0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
Tholen spectral type spec_T CSU   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

2151 Hadwiger (1977 VX)          Discovered 1977-Nov-03 by Wild, P. at Zimmerwald
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1977 VX = 1932 UC = 1940 SB = 1963 FF = 1969 UU2 = 1973 SQ6 = 1975 EA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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