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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 ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2668070227217718 3.2186e-08  
a 3.123678595649475 1.2362e-08 au
q 2.290259209604513 1.0188e-07 au
i 6.125591994226618 3.3606e-06 deg
node 256.3018449431461 3.7658e-05 deg
peri 126.4370947049722 3.8141e-05 deg
M 151.7002609738728 7.7212e-06 deg
tp 2458150.768405172144
(2018-Feb-01.26840517)
4.0715e-05 TDB
period 2016.498667663557
5.52
1.1971e-05
3.277e-08
d
yr
n .178527268960271 1.0598e-09 deg/d
Q 3.957097981694437 1.5661e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2874  
   data-arc span      37558 days (102.83 yr)  
   first obs. used      1917-08-18  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41384  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:22:27  

Additional Information
 Earth MOID = 1.30042 au 
 Jupiter MOID = 1.57213 au 
 T_jup = 3.151 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456472.5 (2013-Jun-29.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2654742065234494 3.2206e-08  
q 2.298235501644135 1.0231e-07 au
tp 2456135.711113514483
(2012-Jul-27.21111351)
3.7305e-05 TDB
node 256.3614150189776 3.7609e-05 deg
peri 127.0022179479004 3.8096e-05 deg
i 6.125590187424414 3.3609e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2874  
   data-arc span      37558 days (102.83 yr)  
   first obs. used      1917-08-18  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41384  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:22:27  

Additional Information
 Jupiter MOID = 1.57213 au 
 T_jup = 3.151 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.037229957871508E-15 -3.281979190004096E-15 -1.835685065748794E-13 2.958282520534219E-15 -4.53451663841524E-14 -1.481211889466381E-16
q -3.281979190004096E-15 1.046650811555774E-14 6.22255319450895E-13 -7.825980684762228E-15 1.49435914381831E-13 8.018021333785024E-16
tp -1.835685065748794E-13 6.22255319450895E-13 1.391684091660018E-9 -3.491340100486687E-12 2.53799686499098E-10 2.409768012436531E-13
node 2.958282520534219E-15 -7.825980684762228E-15 -3.491340100486687E-12 1.414445054718265E-9 -1.406774083885279E-9 -5.854252561991308E-12
peri -4.53451663841524E-14 1.49435914381831E-13 2.53799686499098E-10 -1.406774083885279E-9 1.451267489377162E-9 5.900386047048479E-12
i -1.481211889466381E-16 8.018021333785024E-16 2.409768012436531E-13 -5.854252561991308E-12 5.900386047048479E-12 1.129568636961899E-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 ]
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