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 ]  
3745 Petaev (1949 SF)
Classification: Main-belt Asteroid          SPK-ID: 2003745
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2468697333268959 1.5381e-08  
a 2.430475608011218 7.1616e-09 au
q 1.830464742803964 3.8908e-08 au
i 9.025545163974947 1.6536e-06 deg
node 356.5032655521586 6.9159e-06 deg
peri 329.5864988104803 7.8564e-06 deg
M 310.114453334903 6.3601e-06 deg
tp 2459392.281875842082
(2021-Jun-26.78187584)
2.4905e-05 TDB
period 1383.997568807948
3.79
6.1171e-06
1.675e-08
d
yr
n .2601160638671294 1.1497e-09 deg/d
Q 3.030486473218473 8.9296e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1622  
   data-arc span      25858 days (70.80 yr)  
   first obs. used      1949-09-23  
   last obs. used      2020-07-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48266  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:30:11  

Additional Information
 Earth MOID = .823994 au 
 Jupiter MOID = 2.34889 au 
 T_jup = 3.449 
[ 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 14.08   n/a MPCxxxxx  
diameter diameter 10.917 km 2.576 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.050   0.239 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3745 Petaev (1949 SF)          Discovered 1949-Sep-23 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1949 SF = 1960 MC = 1983 RQ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-10 00:08 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin