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15295 Tante Riek (1991 VA9)
Classification: Main-belt Asteroid          SPK-ID: 2015295
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06058022953925339 6.9303e-08  
a 2.350883401714488 1.7439e-08 AU
q 2.208466345618603 1.6466e-07 AU
i 7.610882425052404 6.8952e-06 deg
node 59.6388441851928 5.2111e-05 deg
peri 104.8683452584015 7.8414e-05 deg
M 30.43638378789203 5.6169e-05 deg
tp 2456889.189633600232
(2014-Aug-19.68963360)
0.00020565 JED
period 1316.573354547374
3.60
1.4649e-05
4.011e-08
d
yr
n .2734370999964256 3.0425e-09 deg/d
Q 2.493300457810372 1.8495e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      659  
   data-arc span      8102 days (22.18 yr)  
   first obs. used      1991-11-04  
   last obs. used      2014-01-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61338  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 21:15:23  

Additional Information
 Earth MOID = 1.22944 AU 
 T_jup = 3.543 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7 mag n/a MPO240330  

15295 Tante Riek           Discovered 1991 Nov. 4 by Spacewatch at Kitt Peak.
Helena T. Kuipers-Rietberg ("Tante Riek", 1893-1944) was one of the founders of the Dutch resistance organization "Landelijke organisatie voor hulp aan Onderduikers", which helped to hide Jews and escaped prisoners of war during World War II. She was betrayed and died in the concentration camp Ravensbrück.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100527/MPCPages.arcLast Updated: 2010-12-06

Alternate Designations
 1991 VA9 = 1998 SM127 = 2000 FH11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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