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 ]  
134121 (2004 YE30)
Classification: Main-belt Asteroid          SPK-ID: 2134121
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1305460590932271 4.3571e-08  
a 2.602762793751089 2.0142e-08 au
q 2.262982368272406 1.0808e-07 au
i 4.642256973524139 6.2398e-06 deg
node 171.3115652607054 5.727e-05 deg
peri 76.236819810979 6.3378e-05 deg
M 94.58631055843207 3.0443e-05 deg
tp 2458597.526862561472
(2019-Apr-24.02686256)
0.00012694 TDB
period 1533.734941360789
4.20
1.7804e-05
4.874e-08
d
yr
n .2347211309410439 2.7247e-09 deg/d
Q 2.942543219229771 2.2772e-08 au
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      6741 days (18.46 yr)  
   first obs. used      2002-05-03  
   last obs. used      2020-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57189  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:11:40  

Additional Information
 Earth MOID = 1.25499 au 
 Jupiter MOID = 2.08693 au 
 T_jup = 3.397 
[ 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 16.4   n/a MPO436655  
diameter diameter 2.017 km 0.454 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 9.32 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
geometric albedo albedo 0.091   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134121 (2004 YE30)          Discovered 2004-Dec-16 by Spacewatch at Kitt Peak
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2057-Aug-23 17:22 00:02 Iris 0.0306968607241754 0.0306772763624731 0.0307164464654595 6.71418303480787 6.71418300691547 2472599.223647759 2.44813384096076 1029.19248340177 72.6950760904441 -18.4738562755231 20454.1851944345 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 16:11:41 2020-Nov-12 16:11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-23 22:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin