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JPL Small-Body Database Browser
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172747 (2004 CZ88)
Classification: Main-belt Asteroid          SPK-ID: 2172747
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1104237171315872 7.7505e-08  
a 2.776531996410334 2.6288e-08 au
q 2.469937012631918 2.1921e-07 au
i 4.722471468655997 7.0495e-06 deg
node 48.7687011893311 6.4956e-05 deg
peri 337.1745647027424 6.9397e-05 deg
M 287.641451636199 2.3107e-05 deg
tp 2459340.156394798333
(2021-May-05.65639480)
0.00010901 TDB
period 1689.866710877401
4.63
2.4e-05
6.571e-08
d
yr
n .2130345533660955 3.0255e-09 deg/d
Q 3.083126980188749 2.9191e-08 au
  Orbit Determination Parameters
   # obs. used (total)      251  
   data-arc span      6943 days (19.01 yr)  
   first obs. used      2000-05-05  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59827  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:41:37  

Additional Information
 Earth MOID = 1.47509 au 
 Jupiter MOID = 2.35535 au 
 T_jup = 3.321 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO475463  
rotation period rot_per 3.08 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) ArXiv:1901.08719.]

172747 (2004 CZ88)          Discovered 2004-Feb-11 by Spacewatch at Kitt Peak
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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