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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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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1389531296387921 1.2046e-08  
a 3.181511507458665 1.4188e-08 au
q 2.739430526515452 3.9922e-08 au
i 2.317614545278451 4.4716e-07 deg
node 127.0229708619566 8.2269e-06 deg
peri 173.6555466296863 1.1646e-05 deg
M 298.7205274719431 6.5975e-06 deg
tp 2459553.326496379308
(2021-Dec-04.82649638)
3.8423e-05 TDB
period 2072.758355392101
5.67
1.3865e-05
3.796e-08
d
yr
n .1736816059930436 1.1618e-09 deg/d
Q 3.623592488401878 1.6159e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2927  
   data-arc span      25167 days (68.90 yr)  
   first obs. used      1952-04-26  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44153  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:27:17  

Additional Information
 Earth MOID = 1.7219 au 
 Jupiter MOID = 1.59441 au 
 T_jup = 3.183 
[ 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 12.07   n/a E2021B10  
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. 2020-October); 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.]
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
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

[ show close-approach data ]
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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