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 ]  
19893 (4524 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2019893
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1307111634606075 3.5115e-08  
a 3.075243860106514 1.9347e-08 au
q 2.673275157226902 1.0475e-07 au
i 2.203724563718817 4.0703e-06 deg
node 100.6875967658211 9.9702e-05 deg
peri 29.86358497169113 0.00010085 deg
M 181.5078905979525 1.5304e-05 deg
tp 2460177.139506706292
(2023-Aug-20.63950671)
8.5222e-05 TDB
period 1969.780196962769
5.39
1.8589e-05
5.089e-08
d
yr
n .1827615083932151 1.7247e-09 deg/d
Q 3.477212562986127 2.1876e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1054  
   data-arc span      17094 days (46.80 yr)  
   first obs. used      1973-09-24  
   last obs. used      2020-07-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52872  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:06:01  

Additional Information
 Earth MOID = 1.68822 au 
 Jupiter MOID = 1.5681 au 
 T_jup = 3.215 
[ 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 14.37   n/a E2021B10  
diameter diameter 7.415 km 0.851 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19893 (4524 T-2)          Discovered 1973-Sep-30 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4524 T-2 = 2000 SN114 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-12 20:43 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin