Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
2216 Kerch (1971 LF)
Classification: Main-belt Asteroid          SPK-ID: 2002216
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09630416420240159 4.3952e-08  
a 3.019650665188295 1.542e-08 au
q 2.72884573169411 1.3602e-07 au
i 10.4345989413521 4.7121e-06 deg
node 155.562341642743 1.8778e-05 deg
peri 182.6225473639297 2.6759e-05 deg
M 330.7280043691238 1.7826e-05 deg
tp 2458756.341569399244
(2019-Sep-29.84156940)
9.4755e-05 TDB
period 1916.60881926856
5.25
1.4681e-05
4.019e-08
d
yr
n .1878317559539289 1.4388e-09 deg/d
Q 3.310455598682479 1.6905e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2520  
   data-arc span      29870 days (81.78 yr)  
   first obs. used      1938-02-16  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4721  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 20:32:14  

Additional Information
 Earth MOID = 1.71873 au 
 Jupiter MOID = 2.07254 au 
 T_jup = 3.215 
[ 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 11.2   n/a MPO452192  
diameter diameter 18.024 km 0.187 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 9.462 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Krotz, J.; Albers, K.; Carbo, L.; Kragh, K.; et al. (2010) Minor Planet Bull. 37, 99-101.]
geometric albedo albedo 0.120   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

2216 Kerch           Discovered 1971 June 12 by T. M. Smirnova at the Crimean Astrophysical Observatory.
Named for the hero city in the Crimea.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC 5850Last Updated: 2006-03-21

[ show close-approach data ]
Alternate Designations
 1971 LF = 1930 QF = 1935 QF1 = 1938 DJ = 1959 CG1 = 1970 FK = 1975 ES2 = 1977 RB4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-10 00:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin