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2337 Boubin (1976 UH1)
Classification: Main-belt Asteroid          SPK-ID: 2002337
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1685233314872929 5.2469e-08  
a 2.593444217269907 9.2022e-09 au
q 2.156388357749127 1.3356e-07 au
i 14.34869218006467 5.5993e-06 deg
node 37.23519032020319 1.3816e-05 deg
peri 27.06419697635748 1.9134e-05 deg
M 127.9247437067687 1.2062e-05 deg
tp 2458458.416924415600
(2018-Dec-05.91692442)
5.082e-05 TDB
period 1525.505555498396
4.18
8.1193e-06
2.223e-08
d
yr
n .235987341181714 1.256e-09 deg/d
Q 3.030500076790686 1.0753e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2079  
   data-arc span      23625 days (64.68 yr)  
   first obs. used      1955-10-11  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43602  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:43:46  

Additional Information
 Earth MOID = 1.17734 au 
 Jupiter MOID = 2.38203 au 
 T_jup = 3.355 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457141.5 (2015-Apr-29.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1674706244726079 5.2222e-08  
q 2.160749225756097 1.327e-07 au
tp 2456933.784317958094
(2014-Oct-03.28431796)
5.1628e-05 TDB
node 37.28716248157843 1.3829e-05 deg
peri 27.4876124712853 1.9241e-05 deg
i 14.33753035035239 5.5949e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2079  
   data-arc span      23625 days (64.68 yr)  
   first obs. used      1955-10-11  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43602  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:43:46  

Additional Information
 Jupiter MOID = 2.38203 au 
 T_jup = 3.355 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.727154326538106E-15 -6.91951161018649E-15 -1.138046319250149E-12 1.852044922566252E-14 -3.845901223623403E-13 -5.60966071406951E-15
q -6.91951161018649E-15 1.760807083664911E-14 2.899492766513113E-12 -4.683731406617045E-14 9.788530300729316E-13 1.40202804393118E-14
tp -1.138046319250149E-12 2.899492766513113E-12 2.665473663662255E-9 -9.201457169847537E-12 6.917986283863729E-10 2.113449811537698E-12
node 1.852044922566252E-14 -4.683731406617045E-14 -9.201457169847537E-12 1.912518881832108E-10 -1.875709182977887E-10 -1.016852381517103E-11
peri -3.845901223623403E-13 9.788530300729316E-13 6.917986283863729E-10 -1.875709182977887E-10 3.702194799341125E-10 1.050523850848706E-11
i -5.60966071406951E-15 1.40202804393118E-14 2.113449811537698E-12 -1.016852381517103E-11 1.050523850848706E-11 3.130312332762404E-11

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 12.2   n/a MPO502175  
diameter diameter 8.013 km 0.251 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 2.53163 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Benishek, V.; Pravec, P.; Pray, D.; Labrevoir, O.; et al. (2019) CBET 4592.]
geometric albedo albedo 0.436   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

2337 Boubin (1976 UH1)          Discovered 1976-Oct-22 by Wild, P. at Zimmerwald
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1976 UH1 = 1955 TV = 1970 HF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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