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3395 Jitka (1985 UN)
Classification: Main-belt Asteroid          SPK-ID: 2003395
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05684977705491945 3.0978e-08  
a 2.791079166621463 1.0868e-08 au
q 2.632406938256402 8.5262e-08 au
i 4.030300125645438 4.1886e-06 deg
node 4.904851620013108 4.609e-05 deg
peri 104.8253626804135 6.1486e-05 deg
M 75.54301004665822 3.9222e-05 deg
tp 2458643.105023189603
(2019-Jun-08.60502319)
0.00018553 TDB
period 1703.164747767879
4.66
9.9479e-06
2.724e-08
d
yr
n .2113712137782362 1.2346e-09 deg/d
Q 2.949751394986523 1.1486e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3068  
   data-arc span      22475 days (61.53 yr)  
   first obs. used      1959-02-01  
   last obs. used      2020-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4075  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:00:40  

Additional Information
 Earth MOID = 1.65267 au 
 Jupiter MOID = 2.10382 au 
 T_jup = 3.323 
[ 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 11.8   n/a MPO384782  
diameter diameter 10.863 km 0.129 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 18.293 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Ehlert, S.; Kingery, A. (2015) Minor Planet Bull. 42, 211.]
[Marchini, A.; Salvaggio, F. (2015) Minor Planet Bull. 42, 224-225.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.207   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B Sr   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)

3395 Jitka (1985 UN)          Discovered 1985-Oct-20 by Mrkos, A. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1985 UN = 1938 SR = 1959 CD1 = 1962 WR = 1969 JD = 1971 TS1 = 1975 RT = 1976 YO6 = 1980 TG7 = 1981 YD1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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