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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09488478457024004 3.4959e-08  
a 2.702878740481471 9.5457e-09 au
q 2.446416673471405 9.8009e-08 au
i 8.038247728861867 3.799e-06 deg
node 151.8005929138369 2.1999e-05 deg
peri 249.4439311552032 2.8901e-05 deg
M 332.0114403270245 1.8743e-05 deg
tp 2459326.687495065199
(2021-Apr-22.18749507)
8.4605e-05 TDB
period 1623.073811380672
4.44
8.5983e-06
2.354e-08
d
yr
n .221801373095759 1.175e-09 deg/d
Q 2.959340807491538 1.0451e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2955  
   data-arc span      30794 days (84.31 yr)  
   first obs. used      1936-10-21  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42936  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 13:20:36  

Additional Information
 Earth MOID = 1.46651 au 
 Jupiter MOID = 2.40555 au 
 T_jup = 3.346 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457515.5 (2016-May-07.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09744361999388586 3.532e-08  
q 2.440039248840888 9.9357e-08 au
tp 2457698.580727248217
(2016-Nov-06.08072725)
8.0036e-05 TDB
node 151.9713419057136 2.2039e-05 deg
peri 248.4364289897435 2.842e-05 deg
i 8.03076577629426 3.7977e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2955  
   data-arc span      30794 days (84.31 yr)  
   first obs. used      1936-10-21  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42936  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 13:20:36  

Additional Information
 Jupiter MOID = 2.40555 au 
 T_jup = 3.346 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.247536941825323E-15 -3.498009604819359E-15 -1.016097229310545E-12 5.449092536970867E-15 -2.012874308561653E-13 -1.245005903058953E-16
q -3.498009604819359E-15 9.871798233772392E-15 2.803805259863964E-12 -1.501782776903414E-14 5.519364967431953E-13 6.641917827835054E-16
tp -1.016097229310545E-12 2.803805259863964E-12 6.405790290021079E-9 -1.160116074465995E-11 1.444595098022755E-9 6.256764421791852E-13
node 5.449092536970867E-15 -1.501782776903414E-14 -1.160116074465995E-11 4.857176108305808E-10 -4.831300978120743E-10 2.405119182059646E-11
peri -2.012874308561653E-13 5.519364967431953E-13 1.444595098022755E-9 -4.831300978120743E-10 8.077175044237974E-10 -2.370126983955141E-11
i -1.245005903058953E-16 6.641917827835054E-16 6.256764421791852E-13 2.405119182059646E-11 -2.370126983955141E-11 1.442244289843966E-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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