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3318 Blixen (1985 HB)
Classification: Main-belt Asteroid          SPK-ID: 2003318
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0491626192301904 3.8983e-08  
a 3.008893038033936 1.5557e-08 au
q 2.860967975300703 1.2118e-07 au
i 11.57176883918815 3.9844e-06 deg
node 109.0848194846413 2.1047e-05 deg
peri 49.40242462623229 4.9815e-05 deg
M 230.0057418359064 4.5046e-05 deg
tp 2459288.883132526549
(2021-Mar-15.38313253)
0.00023957 TDB
period 1906.375952365016
5.22
1.4785e-05
4.048e-08
d
yr
n .1888399817220682 1.4646e-09 deg/d
Q 3.15681810076717 1.6322e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3022  
   data-arc span      28002 days (76.67 yr)  
   first obs. used      1943-04-08  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39372  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 21:28:32  

Additional Information
 Earth MOID = 1.88742 au 
 Jupiter MOID = 1.91495 au 
 T_jup = 3.217 
[ 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 MPO502185  
diameter diameter 22.658 km 0.214 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.456 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Warner, B.D. (2006) Minor Planet Bull. 33, 85-88.]
[Behrend, R. (2016) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.204   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3318 Blixen (1985 HB)          Discovered 1985-Apr-23 by Jensen, P. at Brorfelde
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1985 HB = 1943 GP = 1950 RT = 1953 CJ = 1962 YF = 1970 KB = 1972 XL1 = 1976 QW1 = 1979 DH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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