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1387 Kama (1935 QD)
Classification: Main-belt Asteroid          SPK-ID: 2001387
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2087178996594805 2.8679e-08  
a 2.258442320196505 4.866e-09 au
q 1.787064982623007 6.4602e-08 au
i 5.536950193042595 3.6797e-06 deg
node 203.0043928054027 2.7357e-05 deg
peri 125.776981282739 2.8345e-05 deg
M .8063814086276733 7.2612e-06 deg
tp 2458997.723165877041
(2020-May-28.22316588)
2.5002e-05 TDB
period 1239.686671306587
3.39
4.0065e-06
1.097e-08
d
yr
n .2903959591826316 9.3853e-10 deg/d
Q 2.729819657770003 5.8816e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2670  
   data-arc span      31128 days (85.22 yr)  
   first obs. used      1935-08-27  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40945  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:00:14  

Additional Information
 Earth MOID = .783216 au 
 Jupiter MOID = 2.64647 au 
 T_jup = 3.587 
[ show covariance matrix ]

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 13.3   n/a MPO270201  
diameter diameter 7.460 km 0.115 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 50.07 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2013) http://www.asu.cas.cz/~ppravec/neo.htm]
[Oey, J. (2014) Minor Planet Bull. 41, 276-281.]
[Skiff, B.A.; McLelland, K.P.; Sanborn, J.; Pravec, P.; Koehn, B.W. (2019). Minor Planet Bull. 46, 458-503.]
geometric albedo albedo 0.138   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1387 Kama (1935 QD)          Discovered 1935-Aug-27 by Shajn, P. at Simeis
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1935 QD = 1942 VO = 1962 OA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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