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 ]  
193658 (2001 DH50)
Classification: Main-belt Asteroid          SPK-ID: 2193658
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .10165902978943 4.1932e-08  
a 2.717298383637451 1.9761e-08 au
q 2.441060466308481 1.1698e-07 au
i 8.359395831794478 6.1844e-06 deg
node 57.62769292244046 4.1194e-05 deg
peri 43.68280696398089 5.7844e-05 deg
M 144.1596059705595 3.9981e-05 deg
tp 2458345.342814780989
(2018-Aug-14.84281478)
0.00017969 TDB
period 1636.079573684539
4.48
1.7847e-05
4.886e-08
d
yr
n .2200381972798919 2.4003e-09 deg/d
Q 2.993536300966421 2.177e-08 au
  Orbit Determination Parameters
   # obs. used (total)      416  
   data-arc span      6669 days (18.26 yr)  
   first obs. used      2001-02-02  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59692  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:06:55  

Additional Information
 Earth MOID = 1.46553 au 
 Jupiter MOID = 2.18151 au 
 T_jup = 3.337 
[ 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 15.7   n/a MPO436958  
diameter diameter 4.452 km 0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193658 (2001 DH50)          Discovered 2001-Feb-16 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

Alternate Designations
 2001 DH50 = 2004 XN15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-26 01:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin