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1290 Albertine (1933 QL1)
Classification: Main-belt Asteroid          SPK-ID: 2001290
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1537058003201896 3.2475e-08  
a 2.367441280237856 5.816e-09 au
q 2.003551823547842 7.72e-08 au
i 5.586697476013308 3.5947e-06 deg
node 307.3513060079823 3.6435e-05 deg
peri 78.71442294839423 3.8152e-05 deg
M 266.9155191879001 1.1452e-05 deg
tp 2459344.526605941554
(2021-May-10.02660594)
4.2657e-05 TDB
period 1330.507266715727
3.64
4.9029e-06
1.342e-08
d
yr
n .2705734940393352 9.9706e-10 deg/d
Q 2.73133073692787 6.7099e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2390  
   data-arc span      31754 days (86.94 yr)  
   first obs. used      1933-08-21  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44436  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:31:25  

Additional Information
 Earth MOID = 1.01638 au 
 Jupiter MOID = 2.74779 au 
 T_jup = 3.525 
[ 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 12.8   n/a MPO384758  
rotation period rot_per 2.8728 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:
[Pravec, P.; Wolf, M.; Sarounova, L. (2006) http://www.asu.cas.cz/~ppravec/neo.htm]
[Pravec, P.; Wolf, M.; Sarounova, L. (2017) http://www.asu.cas.cz/~ppravec/neo.htm]

1290 Albertine (1933 QL1)          Discovered 1933-Aug-21 by Delporte, E. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1933 QL1 = 1935 CZ = 1944 SD = 1953 CN = 1953 EX 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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