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 ]  
126154 (2001 YH140)
Classification: TransNeptunian Object          SPK-ID: 2126154
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1368947574170738 3.059e-05  
a 42.18012779476533 0.0019763 au
q 36.40588943247976 0.00044534 au
i 11.09995180382473 6.7838e-05 deg
node 108.912670375424 0.00011565 deg
peri 355.3205650821268 0.0077116 deg
M 25.04024181854233 0.0070482 deg
tp 2451640.707662921887
(2000-Apr-06.20766292)
1.6022 TDB
period 100059.945886496
273.95
7.0323
0.01925
d
yr
n .003597843240974461 2.5286e-07 deg/d
Q 47.95436615705091 0.0022468 au
  Orbit Determination Parameters
   # obs. used (total)      216  
   data-arc span      4861 days (13.31 yr)  
   first obs. used      2001-12-18  
   last obs. used      2015-04-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .36661  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-11 10:51:44  

Additional Information
 Earth MOID = 35.4231 au 
 Jupiter MOID = 31.1928 au 
 T_jup = 5.659 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 5.5   n/a MPO351741  
rotation period rot_per 13.25 h n/a LCDB (Rev. 2019-January); 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:
[Sheppard, S.S. (2007) Astron. J. 134, 787-798.]
[Thirouin, A.; Ortiz, J.L.; Duffard, R.; Santos-Sanz, P.; et al. (2010) Astron. Astrophys. 522, A93.]

126154 (2001 YH140)          Discovered 2001-Dec-18 by Trujillo, C. A., Brown, M. E. at Palomar
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin