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 ]  
882 Swetlana (A917 PB)
Classification: Main-belt Asteroid          SPK-ID: 2000882
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2668070225661274 3.2182e-08  
a 3.123678595751597 1.2357e-08 au
q 2.290259210165571 1.0186e-07 au
i 6.125591962273238 3.352e-06 deg
node 256.3018448036021 3.7637e-05 deg
peri 126.4370947178269 3.8118e-05 deg
M 151.7002610314756 7.7182e-06 deg
tp 2458150.768404807818
(2018-Feb-01.26840481)
4.0693e-05 TDB
period 2016.498667762444
5.52
1.1965e-05
3.276e-08
d
yr
n .1785272689515162 1.0593e-09 deg/d
Q 3.957097981337622 1.5653e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2909  
   data-arc span      37608 days (102.97 yr)  
   first obs. used      1917-08-18  
   last obs. used      2020-08-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41247  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:24:15  

Additional Information
 Earth MOID = 1.30042 au 
 Jupiter MOID = 1.57213 au 
 T_jup = 3.151 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456489.5 (2013-Jul-16.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2654867327789535 3.2198e-08  
q 2.298010964145615 1.0226e-07 au
tp 2456135.664991215674
(2012-Jul-27.16499122)
3.7261e-05 TDB
node 256.3608367511114 3.7591e-05 deg
peri 126.9840655939649 3.8075e-05 deg
i 6.125513334296818 3.3522e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2909  
   data-arc span      37608 days (102.97 yr)  
   first obs. used      1917-08-18  
   last obs. used      2020-08-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41247  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:24:15  

Additional Information
 Jupiter MOID = 1.57213 au 
 T_jup = 3.151 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.036741323545174E-15 -3.27989048926788E-15 -1.843899443375171E-13 2.959089530542994E-15 -4.555955397055766E-14 -1.502494636972687E-16
q -3.27989048926788E-15 1.045805489311487E-14 6.256171086350149E-13 -7.898261126087383E-15 1.503625938266505E-13 8.071225419923101E-16
tp -1.843899443375171E-13 6.256171086350149E-13 1.388405816055193E-9 -3.48376338350961E-12 2.529744812446704E-10 2.454668584375874E-13
node 2.959089530542994E-15 -7.898261126087383E-15 -3.48376338350961E-12 1.413057797942824E-9 -1.405397071252341E-9 -6.148809456097124E-12
peri -4.555955397055766E-14 1.503625938266505E-13 2.529744812446704E-10 -1.405397071252341E-9 1.449693656847232E-9 6.194321010184864E-12
i -1.502494636972687E-16 8.071225419923101E-16 2.454668584375874E-13 -6.148809456097124E-12 6.194321010184864E-12 1.123706126472811E-11

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 10.7   n/a MPO452170  
diameter diameter 42.440 km 0.313 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 29.867 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Polakis, T. (2018) Minor Planet Bull. 45, 112-115.]
geometric albedo albedo 0.062   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

882 Swetlana (A917 PB)          Discovered 1917-Aug-15 by Neujmin, G. at Simeis
Independent discovery Aug. 18 by M. Wolf, Heidelberg, was announced first.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A917 PB = 1967 TQ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-02 17:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin