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
JPL Small-Body Database Browser
Search: [ help ]  
2979 Murmansk (1978 TB7)
Classification: Main-belt Asteroid          SPK-ID: 2002979
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1585877719875055 3.5614e-08  
a 3.119661964430755 1.7367e-08 au
q 2.624921724137517 1.0993e-07 au
i 11.42341819491315 3.8681e-06 deg
node 148.5005061689013 2.0578e-05 deg
peri 196.6979531737034 2.411e-05 deg
M 217.9410863661506 1.4473e-05 deg
tp 2459794.692391621122
(2022-Aug-03.19239162)
8.4094e-05 TDB
period 2012.610498490243
5.51
1.6806e-05
4.601e-08
d
yr
n .1788721664077841 1.4936e-09 deg/d
Q 3.614402204723993 2.0121e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2213  
   data-arc span      16125 days (44.15 yr)  
   first obs. used      1976-04-23  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46293  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:52:22  

Additional Information
 Earth MOID = 1.61923 au 
 Jupiter MOID = 1.79763 au 
 T_jup = 3.167 
[ 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 12.6   n/a MPO502181  
diameter diameter 20.558 km 0.294 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.050   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

2979 Murmansk (1978 TB7)          Discovered 1978-Oct-02 by Zhuravleva, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1978 TB7 = 1976 HM = 1982 KM1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-08 09:49 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin