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 ]  
74288 (1998 SG134)
Classification: Main-belt Asteroid          SPK-ID: 2074288
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1289199973081606 4.2752e-08  
a 2.566704508681371 1.2688e-08 au
q 2.235804970331325 1.0955e-07 au
i 13.53135533095441 5.0661e-06 deg
node 19.47794050106064 2.261e-05 deg
peri 1.34034193059852 3.1662e-05 deg
M 94.84771368869454 2.4195e-05 deg
tp 2458604.781273298742
(2019-May-01.28127330)
9.9699e-05 TDB
period 1501.973385252334
4.11
1.1137e-05
3.049e-08
d
yr
n .2396846732004638 1.7773e-09 deg/d
Q 2.897604047031417 1.4324e-08 au
  Orbit Determination Parameters
   # obs. used (total)      954  
   data-arc span      7808 days (21.38 yr)  
   first obs. used      1998-09-18  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55335  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:14:00  

Additional Information
 Earth MOID = 1.23847 au 
 Jupiter MOID = 2.56499 au 
 T_jup = 3.382 
[ 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 14.6   n/a MPO502606  
diameter diameter 3.154 km 0.570 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.234   0.104 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74288 (1998 SG134)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SG134 = 2000 EC119 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-20 20:51 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin