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 ]  
19582 Blow (1999 NL4)
Classification: Main-belt Asteroid          SPK-ID: 2019582
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04557315004808642 3.5544e-08  
a 2.5938481418205 1.3955e-08 au
q 2.475638311251365 9.4068e-08 au
i 2.07698887098499 5.6959e-06 deg
node 38.37348217775866 0.00011469 deg
peri 226.08482857906 0.00013504 deg
M 32.54686254609503 6.9101e-05 deg
tp 2458862.549945741461
(2020-Jan-14.04994574)
0.00029326 TDB
period 1525.861961740225
4.18
1.2314e-05
3.371e-08
d
yr
n .235932219969246 1.904e-09 deg/d
Q 2.712057972389636 1.4591e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1068  
   data-arc span      10107 days (27.67 yr)  
   first obs. used      1991-09-08  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55766  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:44:14  

Additional Information
 Earth MOID = 1.46044 au 
 Jupiter MOID = 2.30464 au 
 T_jup = 3.416 
[ 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 14.8   n/a MPO253500  
rotation period rot_per 11.553 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

19582 Blow           Discovered 1999 July 13 by J. Broughton at Reedy Creek.
Graham L. Blow (b. 1954) is a well-known astronomer, writer and award-winning photographer. As director of the occultation section of the Royal Astronomical Society of New Zealand he has been a staunch promoter and coordinator of minor-planet occultation observations for the Australasian region since 1978.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050125/MPCPages.arcLast Updated: 2005-06-01

[ show close-approach data ]
Alternate Designations
 1999 NL4 = 1998 FS35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-04 15:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin