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JPL Small-Body Database Browser
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4174 Pikulia (1982 SB6)
Classification: Main-belt Asteroid          SPK-ID: 2004174
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1388649196448346 3.4218e-08  
a 3.182031470187855 1.7174e-08 au
q 2.740158925772883 1.1243e-07 au
i 2.317591371716038 3.9505e-06 deg
node 127.0216371042441 9.9221e-05 deg
peri 173.5828547972537 0.00010031 deg
M 264.0521494489659 1.6179e-05 deg
tp 2459553.070736980326
(2021-Dec-04.57073698)
9.4789e-05 TDB
period 2073.266510614639
5.68
1.6785e-05
4.595e-08
d
yr
n .1736390368324016 1.4058e-09 deg/d
Q 3.623904014602826 1.9559e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2540  
   data-arc span      24754 days (67.77 yr)  
   first obs. used      1952-04-26  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44933  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 17:06:17  

Additional Information
 Earth MOID = 1.72461 au 
 Jupiter MOID = 1.59436 au 
 T_jup = 3.183 
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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 12.0   n/a MPO384790  
diameter diameter 22.181 km 0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 19.59 h n/a LCDB (Rev. 2019-August); 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
geometric albedo albedo 0.052   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

4174 Pikulia (1982 SB6)          Discovered 1982-Sep-16 by Chernykh, L. I. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1982 SB6 = 1952 HD4 = 1952 HT2 = 1953 RV = 1971 VF = 1976 QA1 = 1980 DP5 = 1980 FN10 = 1986 GS 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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