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3880 Kaiserman (1984 WK)
Classification: Inner Main-belt Asteroid          SPK-ID: 2003880
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08249992352516547 4.1617e-08  
a 1.946705905442468 5.2949e-09 au
q 1.786102817117476 8.2382e-08 au
i 17.5652929545911 4.3295e-06 deg
node 276.493282886003 1.0713e-05 deg
peri 59.27215997939627 2.4629e-05 deg
M 166.1228110504866 2.1081e-05 deg
tp 2458742.700075166536
(2019-Sep-16.20007517)
5.8135e-05 TDB
period 992.0851441043824
2.72
4.0476e-06
1.108e-08
d
yr
n .3628720802235121 1.4805e-09 deg/d
Q 2.107308993767459 5.7317e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2298  
   data-arc span      15537 days (42.54 yr)  
   first obs. used      1978-07-09  
   last obs. used      2021-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39713  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:13:58  

Additional Information
 Earth MOID = .811185 au 
 Jupiter MOID = 3.13301 au 
 T_jup = 3.835 
[ 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 13.84   n/a E2021B10  
diameter diameter 3.071 km 0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.270 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D (2012) Minor Planet Bull. 39, 69-80.]
[Warner, B.D. (2015) Minor Planet Bull. 42, 132-136.]
[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46, 412-418.]
geometric albedo albedo 0.566   0.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3880 Kaiserman (1984 WK)          Discovered 1984-Nov-21 by Shoemaker, C. and Shoemaker, E. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1984 WK = 1978 NX 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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