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 ]  
35197 Longmire (1994 LH)
Classification: Main-belt Asteroid          SPK-ID: 2035197
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .199660927203593 4.1346e-08  
a 2.668908081796197 1.7144e-08 au
q 2.136031419563606 1.1071e-07 au
i 11.47884938709425 5.5815e-06 deg
node 134.2198515332685 2.468e-05 deg
peri 105.6100857939209 3.0136e-05 deg
M 265.4482906371026 2.1128e-05 deg
tp 2459018.778686890488
(2020-Jun-18.27868689)
9.6091e-05 TDB
period 1592.571179254262
4.36
1.5345e-05
4.201e-08
d
yr
n .2260495509962536 2.1781e-09 deg/d
Q 3.201784744028789 2.0567e-08 au
  Orbit Determination Parameters
   # obs. used (total)      748  
   data-arc span      9029 days (24.72 yr)  
   first obs. used      1994-06-07  
   last obs. used      2019-02-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62469  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:45:56  

Additional Information
 Earth MOID = 1.15725 au 
 Jupiter MOID = 1.95057 au 
 T_jup = 3.325 
[ 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 14.7   n/a MPO436011  
diameter diameter 6.612 km 0.451 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35197 Longmire           Discovered 1994 June 7 at Farra d´Isonzo.
Matthew J. Longmire (b. 1958) is an electrical engineer who co-founded a small CCD brand that in 1991 developed star tracking equipment, sparking the CCD revolution in the world of amateur astronomy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020921/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Oct-15 07:44 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin