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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1532700756413356 3.1993e-08  
a 2.366790561869901 5.8999e-09 au
q 2.004032393424902 7.601e-08 au
i 5.587353321277581 3.5929e-06 deg
node 307.3491215746772 3.5952e-05 deg
peri 78.75545563591528 3.771e-05 deg
M 320.9581632685478 1.1535e-05 deg
tp 2459344.733422906971
(2021-May-10.23342291)
4.2752e-05 TDB
period 1329.95874665598
3.64
4.9729e-06
1.362e-08
d
yr
n .2706850877180787 1.0121e-09 deg/d
Q 2.7295487303149 6.8042e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2499  
   data-arc span      31900 days (87.34 yr)  
   first obs. used      1933-08-21  
   last obs. used      2020-12-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4376  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:54:07  

Additional Information
 Earth MOID = 1.01562 au 
 Jupiter MOID = 2.75023 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 12.84   n/a E2021B10  
rotation period rot_per 2.8728 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:
[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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