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 ]  
49316 (1998 VX23)
Classification: Main-belt Asteroid          SPK-ID: 2049316
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1859682017827371 3.9684e-08  
a 2.363278716529477 9.7541e-09 au
q 1.923784023305075 9.248e-08 au
i 6.027437854146098 4.8089e-06 deg
node 58.90999317257405 4.2969e-05 deg
peri 64.87157940729708 4.5027e-05 deg
M 274.9467867235445 1.5698e-05 deg
tp 2459314.015536497903
(2021-Apr-09.51553650)
5.9002e-05 TDB
period 1326.999754522959
3.63
8.2155e-06
2.249e-08
d
yr
n .2712886711342429 1.6796e-09 deg/d
Q 2.802773409753879 1.1568e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1016  
   data-arc span      8533 days (23.36 yr)  
   first obs. used      1996-04-23  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5272  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:16:21  

Additional Information
 Earth MOID = .948543 au 
 Jupiter MOID = 2.29144 au 
 T_jup = 3.519 
[ 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 14.9   n/a MPO299294  
diameter diameter 7.436 km 0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.027   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49316 (1998 VX23)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1971-Oct-28 01:58 < 00:01 Eunom 0.0377662044717629 0.0377634906857586 0.0377689184659568 6.59975595026054 6.59975589394053 2441252.582045883 0.321466803447638 198.947654414821 38.7436920698035 -48.3799265902387 110587.39534247 T 22 CATAB v2.0f-lin.ifort 2019-Sep-24 02:16:26 2019-Sep-24 02:16

Alternate Designations
 1998 VX23 = 2000 JM76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-23 09:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin