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7563 (1988 BC)
Classification: Main-belt Asteroid          SPK-ID: 2007563
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2282823975246654 2.226e-08  
a 2.681272098410381 1.0579e-08 au
q 2.069184875369269 5.9055e-08 au
i 12.63197718045434 1.1666e-06 deg
node 83.33601233342088 1.6093e-06 deg
peri 53.98397295180759 4.9986e-06 deg
M 207.4593166546472 6.3199e-06 deg
tp 2460076.005454192295
(2023-May-11.50545419)
3.0589e-05 TDB
period 1603.650633683088
4.39
9.4905e-06
2.598e-08
d
yr
n .2244877983012994 1.3285e-09 deg/d
Q 3.293359321451494 1.2994e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2153  
   data-arc span      12259 days (33.56 yr)  
   first obs. used      1988-01-16  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40744  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 19:15:05  

Additional Information
 Earth MOID = 1.11134 au 
 Jupiter MOID = 1.88493 au 
 T_jup = 3.305 
[ 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 12.83   n/a E2021B10  
diameter diameter 15.857 km 0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.539 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2006) Minor Planet Bull. 33, 85-88.]
[Behrend, R. (2010) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.078   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

7563 (1988 BC)          Discovered 1988-Jan-16 by Kojima, T. at Chiyoda
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1988 BC = 1991 VJ5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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