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 ]  
3920 Aubignan (1948 WF)
Classification: Mars-crossing Asteroid          SPK-ID: 2003920
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 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2712642683586325 3.1329e-08  
a 2.254855439911185 6.243e-09 au
q 1.643193728749195 6.9881e-08 au
i 9.041487592047069 3.627e-06 deg
node 116.3524864410661 2.4822e-05 deg
peri 237.646457087137 2.5928e-05 deg
M 96.31687964051258 8.5367e-06 deg
tp 2458669.615527917227
(2019-Jul-05.11552792)
2.8993e-05 TDB
period 1236.734520412088
3.39
5.1362e-06
1.406e-08
d
yr
n .2910891497393035 1.2089e-09 deg/d
Q 2.866517151073175 7.9365e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2411  
   data-arc span      26270 days (71.92 yr)  
   first obs. used      1948-11-28  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4349  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:56:01  

Additional Information
 Earth MOID = .658123 au 
 Jupiter MOID = 2.60334 au 
 T_jup = 3.559 
[ 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 13.0   n/a MPO347553  
diameter diameter 5.956 km 1.308 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 4.4762 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Li, B.; Zhao, H.; Han, X.L.; Liu, W.; et al. (2013) Minor Planet Bull. 40, 43-44.]
[Simpson, G.; Chong, E.; Gerhardt, M.; Gorsky, S.; et al. (2013) Minor Planet Bull. 146-151.]
geometric albedo albedo 0.339   0.192 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
SMASSII spectral type spec_B Sa   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

3920 Aubignan (1948 WF)          Discovered 1948-Nov-28 by Arend, S. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1948 WF = 1934 NW = 1934 PU = 1975 XC4 = 1978 NE2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-01 19:42 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin