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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 ]

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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 80 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08132842807060342 1.8738e-08  
a 2.863880463729036 9.3003e-09 au
q 2.630965567431842 5.2724e-08 au
i 1.005587824583009 2.985e-07 deg
node 253.8977596382666 1.1358e-05 deg
peri 122.1195429702034 1.5109e-05 deg
M 165.7319568160844 1.35e-05 deg
tp 2458385.543337513884
(2018-Sep-24.04333751)		 6.4592e-05 TDB
period 1770.234323731394
4.85		 8.6231e-06
2.361e-08		 d
yr
n .2033629080477735 9.9062e-10 deg/d
Q 3.096795360026229 1.0057e-08 au
   Orbit Determination Parameters
   # obs. used (total)      3605  
   data-arc span      43220 days (118.33 yr)  
   first obs. used      1902-11-22  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4159  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:55:32  

Additional Information
 Earth MOID = 1.63075 au 
 Jupiter MOID = 2.32422 au 
 T_jup = 3.296 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456764.5 (2014-Apr-17.0) TDB
Reference: JPL 80 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07803456696727466 1.8314e-08  
q 2.640444382045733 5.1298e-08 au
tp 2456606.315941642004
(2013-Nov-09.81594164)		 6.4979e-05 TDB
node 254.4226938280984 1.1296e-05 deg
peri 120.2118836801725 1.5541e-05 deg
i 1.005643271690048 2.9972e-07 deg
   Orbit Determination Parameters
   # obs. used (total)      3605  
   data-arc span      43220 days (118.33 yr)  
   first obs. used      1902-11-22  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4159  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:55:32  

Additional Information
 Jupiter MOID = 2.32422 au 
 T_jup = 3.296 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.354172318891992E-16 -9.267673537379893E-16 9.598484105184867E-13 2.895484027158767E-14 1.349509641950435E-13 1.111834080225921E-16
q -9.267673537379893E-16 2.631476333237397E-15 -2.561328277292309E-12 -8.114549177852558E-14 -3.500887618814326E-13 -3.159531652575419E-16
tp 9.598484105184867E-13 -2.561328277292309E-12 4.222266233599763E-9 5.594781872360523E-11 6.958776427684868E-10 1.893568617390999E-12
node 2.895484027158767E-14 -8.114549177852558E-14 5.594781872360523E-11 1.275901309598233E-10 -1.171149770466634E-10 2.408710534139086E-12
peri 1.349509641950435E-13 -3.500887618814326E-13 6.958776427684868E-10 -1.171149770466634E-10 2.41532030416237E-10 -2.045567717053367E-12
i 1.111834080225921E-16 -3.159531652575419E-16 1.893568617390999E-12 2.408710534139086E-12 -2.045567717053367E-12 8.983316152955878E-14

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.31   n/a MPCxxxxx  
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

Alternate Designations
 A916 SE = 1955 SD3 = A902 WH 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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