5535 Annefrank

5535 Annefrank
Annefrank viewed by Stardust in 2002
Discovery [1]
Discovered byKarl Wilhelm Reinmuth
Discovery siteHeidelberg Obs.
Discovery date23 March 1942
Designations
(5535) Annefrank
Named after
Anne Frank
(Holocaust victim)[2]
1942 EM · 1978 EK6
1986 TV14 · 1991 BO2
main-belt · Flora[3]
Orbital characteristics[1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc75.02 yr (27,400 days)
Aphelion2.3527 AU
Perihelion2.0721 AU
2.2124 AU
Eccentricity0.0634
3.29 yr (1,202 days)
23.021°
0° 17m 58.2s / day
Inclination4.2473°
120.64°
9.1351°
Physical characteristics
Dimensions(6.6 x 5.0 x 3.4 km)[1]
4.34±0.23 km[4]
4.8 km[1]
4.94 km (calculated)[3]
15.12 h[5]
15.156±0.0474 h[6]
21.33±0.990 h[7]
0.21±0.03[8]
0.24 (assumed)[3]
0.279±0.092[9]
0.311±0.056[4]
S[3][8]
13.650±0.120 (R)[7] · 13.679±0.001 (R)[6] · 13.7[1][3][4] · 13.88±0.32[10]
Animation of Stardust 's trajectory from 7 February 1999 to 7 April 2011
   Stardust  ·   81P/Wild ·   Earth ·   5535 Annefrank  ·   Tempel 1

5535 Annefrank (/ˌænˈfræŋk/), provisional designation 1942 EM, is a stony Florian asteroid and suspected contact binary from the inner asteroid belt, approximately 4.5 kilometers in diameter. It was used as a target to practice the flyby technique that the Stardust space probe would later use on the comet Wild 2.[8]

The asteroid was discovered 23 March 1942, by German astronomer Karl Reinmuth at Heidelberg Observatory in southwest Germany.[11] It was named after Anne Frank, a victim of the Holocaust.[2]

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  2. ^ a b Cite error: The named reference springer was invoked but never defined (see the help page).
  3. ^ a b c d e Cite error: The named reference lcdb was invoked but never defined (see the help page).
  4. ^ a b c Cite error: The named reference Masiero-2012 was invoked but never defined (see the help page).
  5. ^ Cite error: The named reference Schmidt-2007 was invoked but never defined (see the help page).
  6. ^ a b Cite error: The named reference Waszczak-2015 was invoked but never defined (see the help page).
  7. ^ a b Cite error: The named reference Chang-2015 was invoked but never defined (see the help page).
  8. ^ a b c Cite error: The named reference Duxbury-2004 was invoked but never defined (see the help page).
  9. ^ Cite error: The named reference Hillier-2011 was invoked but never defined (see the help page).
  10. ^ Cite error: The named reference Veres-2015 was invoked but never defined (see the help page).
  11. ^ Cite error: The named reference MPC-Annefrank was invoked but never defined (see the help page).

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