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2106 Hugo (1936 UF)
Classification: Main-belt Asteroid          SPK-ID: 2002106
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09488478368961367 3.4978e-08  
a 2.702878742119027 9.5519e-09 au
q 2.446416677333808 9.8056e-08 au
i 8.038247636749336 3.8201e-06 deg
node 151.8005925949133 2.2013e-05 deg
peri 249.4439314856256 2.8979e-05 deg
M 332.0114401041322 1.8832e-05 deg
tp 2459326.687496184795
(2021-Apr-22.18749618)
8.5004e-05 TDB
period 1623.073812855695
4.44
8.6038e-06
2.356e-08
d
yr
n .2218013728941894 1.1758e-09 deg/d
Q 2.959340806904246 1.0458e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2922  
   data-arc span      30768 days (84.24 yr)  
   first obs. used      1936-10-21  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43111  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:00:26  

Additional Information
 Earth MOID = 1.46651 au 
 Jupiter MOID = 2.40555 au 
 T_jup = 3.346 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457506.5 (2016-Apr-28.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09744575124180585 3.5341e-08  
q 2.44003233567064 9.9407e-08 au
tp 2457698.586886232637
(2016-Nov-06.08688623)
8.0426e-05 TDB
node 151.9713690334241 2.2053e-05 deg
peri 248.4381952569512 2.8494e-05 deg
i 8.030777023973336 3.8188e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2922  
   data-arc span      30768 days (84.24 yr)  
   first obs. used      1936-10-21  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43111  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:00:26  

Additional Information
 Jupiter MOID = 2.40555 au 
 T_jup = 3.346 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.248954668212958E-15 -3.501767862244208E-15 -1.0253933836245E-12 5.387753315974613E-15 -2.034497149606167E-13 -1.577929560835473E-16
q -3.501767862244208E-15 9.881847755012037E-15 2.828408105590946E-12 -1.484373619421844E-14 5.576126417284207E-13 7.599422197765257E-16
tp -1.0253933836245E-12 2.828408105590946E-12 6.468398768783932E-9 -1.163084206036013E-11 1.459564691570383E-9 6.387060019723336E-13
node 5.387753315974613E-15 -1.484373619421844E-14 -1.163084206036013E-11 4.863256099729834E-10 -4.837402328196313E-10 2.425902209673162E-11
peri -2.034497149606167E-13 5.576126417284207E-13 1.459564691570383E-9 -4.837402328196313E-10 8.119115019898654E-10 -2.390508647874625E-11
i -1.577929560835473E-16 7.599422197765257E-16 6.387060019723336E-13 2.425902209673162E-11 -2.390508647874625E-11 1.458329188873045E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.45   n/a E2021B10  
diameter diameter 16.518 km 0.208 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 6.9297 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Crawford, G.; Oey, J. (2008) Minor Planet Bull. 35, 37.]
geometric albedo albedo 0.073   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

2106 Hugo (1936 UF)          Discovered 1936-Oct-21 by Laugier, M. at Nice
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1936 UF = 1962 PN 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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