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52796 (1998 QA52)
Classification: Main-belt Asteroid          SPK-ID: 2052796
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1278652160318878 4.1086e-08  
a 2.159766287956782 8.1392e-09 au
q 1.883607304968799 9.3481e-08 au
i 5.278945659014356 3.4268e-06 deg
node 294.1278276273499 3.6662e-05 deg
peri 96.25134958533309 3.9737e-05 deg
M 335.1416741054288 1.587e-05 deg
tp 2459280.553060559502
(2021-Mar-07.05306056)
5.1325e-05 TDB
period 1159.333976215772
3.17
6.5535e-06
1.794e-08
d
yr
n .3105231170530257 1.7553e-09 deg/d
Q 2.435925270944764 9.1799e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1266  
   data-arc span      22025 days (60.30 yr)  
   first obs. used      1960-10-22  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52314  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:48:11  

Additional Information
 Earth MOID = .896555 au 
 Jupiter MOID = 2.97704 au 
 T_jup = 3.682 
[ 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 15.80   n/a E2021B10  
rotation period rot_per 26.6747 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.]

52796 (1998 QA52)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QA52 = 2000 EY155 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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