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 ]  
1441 Bolyai (1937 WA)
Classification: Main-belt Asteroid          SPK-ID: 2001441
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2396232904798683 4.2774e-08  
a 2.630082571373261 7.9418e-09 au
q 1.999853531387047 1.1213e-07 au
i 13.91960815456354 4.3933e-06 deg
node 254.0043094947868 1.532e-05 deg
peri 115.9553545571024 1.7363e-05 deg
M 249.5882030303063 9.3799e-06 deg
tp 2459874.321271138947
(2022-Oct-21.82127114)
4.1594e-05 TDB
period 1557.94636380419
4.27
7.0566e-06
1.932e-08
d
yr
n .2310734235554508 1.0466e-09 deg/d
Q 3.260311611359474 9.8449e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2246  
   data-arc span      30529 days (83.58 yr)  
   first obs. used      1937-11-27  
   last obs. used      2021-06-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44309  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 12:22:53  

Additional Information
 Earth MOID = 1.04426 au 
 Jupiter MOID = 2.38491 au 
 T_jup = 3.318 
[ 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 13.25   n/a MPO614063  
diameter diameter 14.76 km 1.4 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2
geometric albedo albedo 0.0467   0.011 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2

1441 Bolyai (1937 WA)          Discovered 1937-Nov-26 by Kulin, G. at Budapest
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-28 04:15 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin