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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 ]

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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 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07576581058805756 9.8506e-09  
a 1.577884363478651 1.3386e-09 au
q 1.45833467566547 1.5458e-08 au
i 14.84733758348201 9.2997e-07 deg
node 95.44301883950844 2.4779e-06 deg
peri 115.7784474941809 7.7979e-06 deg
M 127.1978526311398 7.1703e-06 deg
tp 2458944.707112589267
(2020-Apr-05.20711259)
1.4426e-05 TDB
period 723.9543558561611
1.98
9.2123e-07
2.522e-09
d
yr
n .4972689190802059 6.3277e-10 deg/d
Q 1.697434051291832 1.44e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3885  
   data-arc span      16438 days (45.00 yr)  
   first obs. used      1975-12-03  
   last obs. used      2020-12-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39425  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:34:31  

Additional Information
 Earth MOID = .483757 au 
 Jupiter MOID = 3.32447 au 
 T_jup = 4.359 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456842.5 (2014-Jul-04.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07561572015110161 9.8496e-09  
q 1.458541465675125 1.5457e-08 au
tp 2456772.822717916323
(2014-Apr-25.32271792)
1.4796e-05 TDB
node 95.47059765281702 2.4777e-06 deg
peri 115.7411411823859 7.8123e-06 deg
i 14.84758676822401 9.3002e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3885  
   data-arc span      16438 days (45.00 yr)  
   first obs. used      1975-12-03  
   last obs. used      2020-12-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39425  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:34:31  

Additional Information
 Jupiter MOID = 3.32447 au 
 T_jup = 4.359 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.701443029218549E-17 -1.517628766760111E-16 3.889185105687315E-14 -2.647554949085754E-15 2.475082885808785E-14 -5.330068084017588E-15
q -1.517628766760111E-16 2.389099754632434E-16 -6.535565669565107E-14 3.977370435133236E-15 -4.055995199684455E-14 8.289186947063071E-15
tp 3.889185105687315E-14 -6.535565669565107E-14 2.189336059814819E-10 1.294863219358007E-11 1.112960841956643E-10 -6.171122028948626E-12
node -2.647554949085754E-15 3.977370435133236E-15 1.294863219358007E-11 6.139203844925634E-12 1.838281475949335E-12 5.486856752210022E-13
peri 2.475082885808785E-14 -4.055995199684455E-14 1.112960841956643E-10 1.838281475949335E-12 6.103252882902151E-11 -3.90123077261781E-12
i -5.330068084017588E-15 8.289186947063071E-15 -6.171122028948626E-12 5.486856752210022E-13 -3.90123077261781E-12 8.649301251055942E-13

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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