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 ]  
35398 (1997 YR)
Classification: Main-belt Asteroid          SPK-ID: 2035398
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1349626563838625 4.0661e-08  
a 2.336002301799076 1.0329e-08 au
q 2.020729225829455 9.8084e-08 au
i 4.519029808850491 3.8061e-06 deg
node 121.1783132765985 5.3907e-05 deg
peri 27.35863304465897 5.6055e-05 deg
M 315.8065706244811 1.5208e-05 deg
tp 2458760.589751117586
(2019-Oct-04.08975112)
5.5371e-05 TDB
period 1304.092287399097
3.57
8.6492e-06
2.368e-08
d
yr
n .2760540825818316 1.8309e-09 deg/d
Q 2.651275377768696 1.1723e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1270  
   data-arc span      14318 days (39.20 yr)  
   first obs. used      1979-12-18  
   last obs. used      2019-03-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53007  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:46:54  

Additional Information
 Earth MOID = 1.03406 au 
 Jupiter MOID = 2.3506 au 
 T_jup = 3.551 
[ 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 14.9   n/a MPO417055  
diameter diameter 5.353 km 0.078 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.098   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35398 (1997 YR)          Discovered 1997-Dec-20 by Kobayashi, T. at Oizumi
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 YR = 1979 YH5 = 1984 ER 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin