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 ]  
17774 (1998 ER14)
Classification: Main-belt Asteroid          SPK-ID: 2017774
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1816017573086635 2.7352e-08  
a 2.154909407479174 5.9848e-09 au
q 1.763574072239985 5.8075e-08 au
i 4.699038701856544 3.129e-06 deg
node 93.42853328039455 4.3342e-05 deg
peri 217.4649053183684 4.5311e-05 deg
M 247.4705929812717 1.5787e-05 deg
tp 2459361.664854719639
(2021-May-27.16485472)
5.1594e-05 TDB
period 1155.425511816931
3.16
4.8134e-06
1.318e-08
d
yr
n .31157352535335 1.298e-09 deg/d
Q 2.546244742718363 7.0716e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2001  
   data-arc span      13357 days (36.57 yr)  
   first obs. used      1983-10-01  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48296  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:40:49  

Additional Information
 Earth MOID = .751818 au 
 Jupiter MOID = 2.70868 au 
 T_jup = 3.676 
[ 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 14.5   n/a MPO302174  
diameter diameter 3.506 km 0.214 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.158   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17774 (1998 ER14)          Discovered 1998-Mar-01 by Elst, E. W. at La Silla
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 ER14 = 1998 FD127 = 2000 AY98 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-18 12:15 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin