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16627 (1993 JK)
Classification: Main-belt Asteroid          SPK-ID: 2016627
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1396915009393944 1.5755e-08  
a 2.219704307653884 5.1475e-09 au
q 1.909630481276074 3.4801e-08 au
i 4.494756643263607 5.6839e-07 deg
node 200.8058113570422 6.0736e-06 deg
peri 49.54110667458963 5.9967e-06 deg
M 108.2569665803182 5.8749e-06 deg
tp 2458837.259330775255
(2019-Dec-19.75933078)
1.9628e-05 TDB
period 1207.928182837911
3.31
4.2018e-06
1.15e-08
d
yr
n .298030963359274 1.0367e-09 deg/d
Q 2.529778134031694 5.8665e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3164  
   data-arc span      20580 days (56.34 yr)  
   first obs. used      1964-10-08  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47497  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:37:02  

Additional Information
 Earth MOID = .897908 au 
 Jupiter MOID = 2.49543 au 
 T_jup = 3.634 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.02   n/a E2021B10  
diameter diameter 3.690 km 0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 22.5179 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.372   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16627 (1993 JK)          Discovered 1993-May-14 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 JK = 1964 TM1 = 1999 BG25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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