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 ]  
52819 (1998 QK104)
Classification: Main-belt Asteroid          SPK-ID: 2052819
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1608805576898878 3.629e-08  
a 2.322440706364576 7.3093e-09 au
q 1.948805150322946 8.5471e-08 au
i 5.828388669067268 3.828e-06 deg
node 131.5360277781932 3.3324e-05 deg
peri 184.43551804 3.5156e-05 deg
M 78.13617296640905 1.0128e-05 deg
tp 2458719.914635249305
(2019-Aug-24.41463525)
3.6388e-05 TDB
period 1292.752479106892
3.54
6.1029e-06
1.671e-08
d
yr
n .2784755827725882 1.3147e-09 deg/d
Q 2.696076262406205 8.4852e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1225  
   data-arc span      7738 days (21.19 yr)  
   first obs. used      1998-08-26  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54497  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 04:15:52  

Additional Information
 Earth MOID = .935194 au 
 Jupiter MOID = 2.58169 au 
 T_jup = 3.552 
[ 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 15.4   n/a MPO502509  
rotation period rot_per 3.95 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.]

52819 (1998 QK104)          Discovered 1998-Aug-26 by Elst, E. W. at La Silla
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QK104 = 1999 YF17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-25 20:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin