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 ]  
1488 Aura (1938 XE)
Classification: Main-belt Asteroid          SPK-ID: 2001488
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1186456330467995 3.7578e-08  
a 3.040445128050481 1.3509e-08 au
q 2.679709591088874 1.1236e-07 au
i 10.52980245456622 5.3431e-06 deg
node 354.468097152296 2.342e-05 deg
peri 112.3896587024229 3.3764e-05 deg
M 140.404766639727 2.3355e-05 deg
tp 2458245.262522421095
(2018-May-06.76252242)
0.00012463 TDB
period 1936.440609783947
5.30
1.2905e-05
3.533e-08
d
yr
n .1859081028259193 1.239e-09 deg/d
Q 3.401180665012087 1.5111e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2286  
   data-arc span      41860 days (114.61 yr)  
   first obs. used      1905-09-19  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43471  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:25:22  

Additional Information
 Earth MOID = 1.71786 au 
 Jupiter MOID = 1.74792 au 
 T_jup = 3.204 
[ 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 10.3   n/a MPO384761  
diameter diameter 24.665 km 0.406 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 99.7 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Stephens, R.D. (2008) Minor Planet Bull. 35, 126-127.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.139   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1488 Aura (1938 XE)          Discovered 1938-Dec-15 by Vaisala, Y. at Turku
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1938 XE = 1932 WD = 1950 EM = 1953 VF1 = A905 SE = A918 EF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-26 21:43 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin