Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
1663 van den Bos (1926 PE)
Classification: Main-belt Asteroid          SPK-ID: 2001663
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1800473813340868 4.4129e-08  
a 2.239648096737622 8.1186e-09 au
q 1.836405321810142 9.7162e-08 au
i 5.361376829234797 4.5474e-06 deg
node 83.20409301884224 5.2127e-05 deg
peri 275.2352504844435 5.3881e-05 deg
M 216.6631198395714 1.5766e-05 deg
tp 2457887.942678710037
(2017-May-14.44267871)
5.4891e-05 JED
period 1224.244340599638
3.35
6.6567e-06
1.823e-08
d
yr
n .2940589456379853 1.5989e-09 deg/d
Q 2.642890871665103 9.5803e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1519  
   data-arc span      32073 days (87.81 yr)  
   first obs. used      1928-02-24  
   last obs. used      2015-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46412  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 12:40:00  

Additional Information
 Earth MOID = .840342 au 
 Jupiter MOID = 2.80494 au 
 T_jup = 3.608 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.9 mag n/a MPO337259  
diameter diameter 12.13 km 0.8 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3
rotation period rot_per 740. h n/a LCDB (Rev. 2015-December); Warner et al., 2009 Published Reference List:
[Stephens, R.D.; Higgins, D. (2011) Minor Planet Bul. 38, 72.]
[Stephens, R.D. (2011) Minor Planet Bul. 38, 165-166.]
geometric albedo albedo 0.1584   0.024 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3

1663 van den Bos (1926 PE)          Discovered 1926-Aug-04 by Wood, H. E. at Johannesburg (UO)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1926 PE = 1928 DD = 1936 OM = 1948 BE = 1948 EG1 = 1949 KE = 1950 XD = 1963 SC 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-14 21:01 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin