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832 Karin (A916 SE)
Classification: Main-belt Asteroid          SPK-ID: 2000832
[ 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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 77 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08132843374853255 4.204e-08  
a 2.863880462470004 1.0291e-08 au
q 2.630965550014296 1.1768e-07 au
i 1.005580199116149 3.2376e-06 deg
node 253.8976894820049 0.00024174 deg
peri 122.1196209332085 0.00024259 deg
M 165.7319503121623 2.0369e-05 deg
tp 2458385.543370033147
(2018-Sep-24.04337003)		 0.00010018 TDB
period 1770.234322564037
4.85		 9.5414e-06
2.612e-08		 d
yr
n .2033629081818785 1.0961e-09 deg/d
Q 3.096795374925712 1.1128e-08 au
   Orbit Determination Parameters
   # obs. used (total)      3486  
   data-arc span      43160 days (118.17 yr)  
   first obs. used      1902-11-22  
   last obs. used      2021-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41846  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:50:11  

Additional Information
 Earth MOID = 1.63075 au 
 Jupiter MOID = 2.32422 au 
 T_jup = 3.296 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456569.5 (2013-Oct-04.0) TDB
Reference: JPL 77 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0780945274748033 4.1791e-08  
q 2.640391266138037 1.1651e-07 au
tp 2456606.007409449965
(2013-Nov-09.50740945)		 0.0001059 TDB
node 254.4233711302414 0.00024169 deg
peri 120.1372750424223 0.00024263 deg
i 1.005609458971233 3.2343e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      3486  
   data-arc span      43160 days (118.17 yr)  
   first obs. used      1902-11-22  
   last obs. used      2021-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41846  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:50:11  

Additional Information
 Jupiter MOID = 2.32422 au 
 T_jup = 3.296 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.746510618413041E-15 -4.854933935869301E-15 -8.152486329151428E-13 8.156883533507338E-16 -2.11785760476388E-13 6.178255584753914E-17
q -4.854933935869301E-15 1.357461949266631E-14 2.242236235530355E-12 -5.509127880777219E-15 5.842809892652534E-13 -1.474567604831211E-16
tp -8.152486329151428E-13 2.242236235530355E-12 1.121384829608727E-8 7.405227020322161E-12 2.292864341908112E-9 4.99539825702135E-15
node 8.156883533507338E-16 -5.509127880777219E-15 7.405227020322161E-12 5.841295354813762E-8 -5.840195063046278E-8 -1.0220124870503E-10
peri -2.11785760476388E-13 5.842809892652534E-13 2.292864341908112E-9 -5.840195063046278E-8 5.887078031392193E-8 1.021798418046031E-10
i 6.178255584753914E-17 -1.474567604831211E-16 4.99539825702135E-15 -1.0220124870503E-10 1.021798418046031E-10 1.046080351272115E-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 11.32   n/a E2021B10  
diameter diameter 15.812 km 0.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 18.348 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Binzel, R.P. (1987) Icarus 72, 135-208.]
[Yoshida, F.; Dermawan, B.; Ito, T.; Sawabe, Y.; et al. (2004) Pub. Astron. Soc. Japan 56, 1105-1113.]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
[Slivan, S.M.; Molnar, L.A. (2012) Icarus 220, 1097-1103.]
[Yoshida, F.; Ito, T.; Dermawan, B.; Nakamura, T.; et al. (2016) Icarus 269, 15-22.]
[Oey, J.; Groom, R. (2018) Minor Planet Bull. 45, 363-366.]
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.221   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.830   0.020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=9.11 deg.
U-B UB 0.390   0.030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=9.11 deg.

832 Karin (A916 SE)          Discovered 1916-Sep-20 by Wolf, M. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A916 SE = 1955 SD3 = A902 WH 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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