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 ]  
46042 (2001 DK54)
Classification: Main-belt Asteroid          SPK-ID: 2046042
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08805196012324096 3.0606e-08  
a 2.388731967531919 9.5004e-09 au
q 2.178399435581687 7.3001e-08 au
i 6.45180264971316 3.4817e-06 deg
node 147.422495952478 3.4636e-05 deg
peri 341.864141793021 4.1787e-05 deg
M 172.3363702400887 2.4195e-05 deg
tp 2458554.958748187315
(2019-Mar-12.45874819)
8.9402e-05 TDB
period 1348.495679285852
3.69
8.0448e-06
2.203e-08
d
yr
n .2669641479241905 1.5926e-09 deg/d
Q 2.599064499482151 1.0337e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1035  
   data-arc span      9564 days (26.18 yr)  
   first obs. used      1994-06-10  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5269  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:46:03  

Additional Information
 Earth MOID = 1.19383 au 
 Jupiter MOID = 2.42534 au 
 T_jup = 3.520 
[ 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 15.60   n/a MPCxxxxx  
rotation period rot_per 41.2683 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

46042 (2001 DK54)          Discovered 2001-Feb-21 by Yeung, W. K. Y. at Desert Beaver
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 DK54 = 1999 TZ238 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-16 03:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin