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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1537057971536496 3.2057e-08  
a 2.367441279855303 5.7877e-09 au
q 2.003551830720687 7.6291e-08 au
i 5.586697479780828 3.5931e-06 deg
node 307.3513037141013 3.6027e-05 deg
peri 78.71442558122986 3.7766e-05 deg
M 266.9155192017008 1.145e-05 deg
tp 2459344.526605807162
(2021-May-10.02660581)
4.2649e-05 TDB
period 1330.507266393234
3.64
4.8791e-06
1.336e-08
d
yr
n .2705734941049179 9.9222e-10 deg/d
Q 2.731330728989918 6.6774e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2460  
   data-arc span      31864 days (87.24 yr)  
   first obs. used      1933-08-21  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44001  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:59:37  

Additional Information
 Earth MOID = 1.01638 au 
 Jupiter MOID = 2.74779 au 
 T_jup = 3.525 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456540.5 (2013-Sep-05.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1531443820235175 3.1947e-08  
q 2.004055674508675 7.5874e-08 au
tp 2456686.051152627667
(2014-Jan-28.55115263)
4.158e-05 TDB
node 307.4111476655943 3.6022e-05 deg
peri 78.93797947877114 3.7786e-05 deg
i 5.58791785239909 3.5928e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2460  
   data-arc span      31864 days (87.24 yr)  
   first obs. used      1933-08-21  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44001  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:59:37  

Additional Information
 Jupiter MOID = 2.74779 au 
 T_jup = 3.525 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.020603753541975E-15 -2.41881672716035E-15 -1.357491332200465E-13 -4.583604983607252E-15 -4.037616936982921E-14 -1.336670826788843E-15
q -2.41881672716035E-15 5.756882511072815E-15 3.242019382150783E-13 1.12381756207422E-14 9.462936961867534E-14 3.258789726441412E-15
tp -1.357491332200465E-13 3.242019382150783E-13 1.728929267142648E-9 3.833307672968627E-12 4.853313237269587E-10 -2.602155624301714E-13
node -4.583604983607252E-15 1.12381756207422E-14 3.833307672968627E-12 1.297610189876291E-9 -1.290106581278517E-9 1.32807068931524E-11
peri -4.037616936982921E-14 9.462936961867534E-14 4.853313237269587E-10 -1.290106581278517E-9 1.427816464313496E-9 -1.327930939770775E-11
i -1.336670826788843E-15 3.258789726441412E-15 -2.602155624301714E-13 1.32807068931524E-11 -1.327930939770775E-11 1.290820042137882E-11

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. 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

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2030-Feb-15 13:06 < 00:01 Iris 0.0487982341409387 0.048797518156053 0.0487989501276815 2.32067158049602 2.32067152973209 2462548.045721216 0.703467240724626 81.4489498832172 34.8869645117907 -84.2788069145712 208064.532752603 T 38 CATAB v2.0f-lin.ifort 2020-Dec-18 01:59:43 2020-Dec-18 01:59

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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