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JPL Small-Body Database Browser
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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.

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1544459528920482 4.0554e-08  
a 2.365757621589795 6.5001e-09 au
q 2.000375931411734 9.5e-08 au
i 5.585788651260629 3.8357e-06 deg
node 307.3739198396178 4.1363e-05 deg
peri 78.86182878955304 4.3173e-05 deg
M 158.4581786170285 1.1664e-05 deg
tp 2458015.486406424044
4.2878e-05 TDB
period 1329.088189233495
n .2708623873993022 1.1163e-09 deg/d
Q 2.731139311767857 7.504e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2158  
   data-arc span      31309 days (85.72 yr)  
   first obs. used      1933-08-21  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44736  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 19:21:13  

Additional Information
 Earth MOID = 1.01256 au 
 Jupiter MOID = 2.74589 au 
 T_jup = 3.526 
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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-January); 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)]
[Pravec, P.; Wolf, M.; Sarounova, L. (2017)]

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
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 31 CATAB v2.0e-lin.ifort 2019-May-29 19:21:23 2019-May-29 19:21

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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