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27130 Dipaola (1998 XA3)
Classification: Main-belt Asteroid          SPK-ID: 2027130
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2013754527949652 4.287e-08  
a 2.531922352249693 9.2744e-09 au
q 2.022055342123717 1.1123e-07 au
i 4.211494652563312 2.9396e-06 deg
node 123.0377746966975 5.4984e-05 deg
peri 249.0764454419576 5.5705e-05 deg
M 262.8998375950422 9.923e-06 deg
tp 2459793.409465985954
(2022-Aug-01.90946599)
4.0918e-05 TDB
period 1471.546537265603
4.03
8.0854e-06
2.214e-08
d
yr
n .2446405811051986 1.3442e-09 deg/d
Q 3.041789362375668 1.1142e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2386  
   data-arc span      13663 days (37.41 yr)  
   first obs. used      1984-03-11  
   last obs. used      2021-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45407  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 23:17:18  

Additional Information
 Earth MOID = 1.02588 au 
 Jupiter MOID = 2.43016 au 
 T_jup = 3.418 
[ 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 14.08   n/a E2021B10  
diameter diameter 4.805 km 0.168 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 33.8498 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.211   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

27130 Dipaola           Discovered 1998 Dec. 8 by A. Boattini and M. Tombelli at San Marcello Pistoiese.
Andrea Di Paola (b. 1970), a staff member at the Rome Astronomical Observatory, has the scientific and technical responsibility for the Campo Imperatore Observatory. He has been involved with instrumentation and software at the CINEOS project for NEO discovery at Campo Imperatore since 1996.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030806/MPCPages.arcLast Updated: 2003-10-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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