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3800 Karayusuf (1984 AB)
Classification: Mars-crossing Asteroid          SPK-ID: 2003800
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07576578090211314 6.1331e-08  
a 1.577884362242134 2.6832e-09 au
q 1.458334721363626 9.476e-08 au
i 14.84734324646258 2.711e-06 deg
node 95.44301284998463 1.0584e-05 deg
peri 115.7784208238673 8.1722e-05 deg
M 127.1978837778297 6.7685e-05 deg
tp 2458944.707050254443
(2020-Apr-05.20705025)
0.00013618 TDB
period 723.9543550051653
1.98
1.8466e-06
5.056e-09
d
yr
n .4972689196647369 1.2684e-09 deg/d
Q 1.697434003120642 2.8865e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3848  
   data-arc span      16438 days (45.00 yr)  
   first obs. used      1975-12-03  
   last obs. used      2020-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39353  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:13:20  

Additional Information
 Earth MOID = .483757 au 
 Jupiter MOID = 3.32447 au 
 T_jup = 4.359 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456784.5 (2014-May-07.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07560017803039304 6.1316e-08  
q 1.458534730363877 9.4751e-08 au
tp 2456772.799265106521
(2014-Apr-25.29926511)
0.00013716 TDB
node 95.47109081939533 1.0583e-05 deg
peri 115.7271808654997 8.1891e-05 deg
i 14.84746070271156 2.7113e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3848  
   data-arc span      16438 days (45.00 yr)  
   first obs. used      1975-12-03  
   last obs. used      2020-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39353  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:13:20  

Additional Information
 Jupiter MOID = 3.32447 au 
 T_jup = 4.359 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.759700211730915E-15 -5.809099022288866E-15 1.36706924512595E-12 -6.525410095321978E-14 8.731634033929137E-13 -8.48732966424984E-14
q -5.809099022288866E-15 8.977681121642441E-15 -2.209574706558158E-12 1.028908238992882E-13 -1.406500966833861E-12 1.30712728438502E-13
tp 1.36706924512595E-12 -2.209574706558158E-12 1.881303497652663E-8 -3.813198164311677E-10 1.11469720557229E-8 3.524025034049589E-11
node -6.525410095321978E-14 1.028908238992882E-13 -3.813198164311677E-10 1.119984150198913E-10 -3.272653225702349E-10 -9.40349462043215E-12
peri 8.731634033929137E-13 -1.406500966833861E-12 1.11469720557229E-8 -3.272653225702349E-10 6.706116880923272E-9 2.866658891698981E-11
i -8.48732966424984E-14 1.30712728438502E-13 3.524025034049589E-11 -9.40349462043215E-12 2.866658891698981E-11 7.351411659321269E-12

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 15.08   n/a E2021B10  
diameter diameter 1.624 km 0.128 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
rotation period rot_per 2.2319 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2008) Minor Planet Bull. 35, 163-167.]
[Warner, B.D. (2010) Minor Planet Bull. 37, 161-165.]
[Warner, B.D. (2014) Minor Planet Bull. 41, 144-155.]
[Franco, L.; Bacci, P.; Maestripieri, M.; Carotta, G.; et al. (2018) Minor Planet Bull. 45, 403.]
[Klinglesmith III, D.A.; Lovata, E.A. (2018) Minor Planet Bull. 45, 397-398.]
[Skiff, B.A. (2018) Posting on CALL web site: http://www.minorplanet.info/call.html]
[Warner, B.D. (2018) Minor Planet Bull. 45, 380-386.]
[Behrend, R. (2020) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Dose, E.V. (2020) Minor Planet Bull. 47, 324-330.]
[Franco, L.; Marchini, A.; Scarfi, G.; Papini, R.; et al. (2020) Minor Planet Bull. 47, 270-272.]
geometric albedo albedo 0.657   0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

3800 Karayusuf (1984 AB)          Discovered 1984-Jan-04 by Helin, E. F. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1984 AB = 1975 XL4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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