1192 Prisma

1192 Prisma
Modelled shape of Prisma from its lightcurve
Discovery[1]
Discovered byA. Schwassmann
Discovery siteBergedorf Obs.
Discovery date17 March 1931
Designations
(1192) Prisma
Named after
Bergedorf Spectral Catalogue
(astronomical catalog)[2]
1931 FE
main-belt · (inner)
Phocaea[3][4]
Orbital characteristics[1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc85.77 yr (31,328 days)
Aphelion2.9762 AU
Perihelion1.7561 AU
2.3661 AU
Eccentricity0.2578
3.64 yr (1,329 days)
297.62°
0° 16m 14.88s / day
Inclination23.902°
1.3517°
131.44°
Physical characteristics
Dimensions7.22 km (calculated)[3]
7.377±0.193 km[5]
9.27±0.25 km[6]
6.546±0.0170 h[7]
6.558 h[8]
6.55836±0.00005 h[9][10]
0.144±0.009[6]
0.220±0.022[5]
0.23 (assumed)[3]
S[3]
12.497±0.008 (R)[7] · 12.87±0.47[11] · 12.92[1][3][5][6]

1192 Prisma, provisional designation 1931 FE, is an elongated Phocaea asteroid from the inner regions of the asteroid belt, approximately 7 kilometers in diameter. It was discovered by German astronomer Friedrich Schwassmann at the Bergedorf Observatory in Hamburg on 17 March 1931.[12] The asteroid was named after the Bergedorf Spectral Catalogue, an astronomical catalog.[2]

  1. ^ a b c Cite error: The named reference jpldata was invoked but never defined (see the help page).
  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. ^ Cite error: The named reference Ferret was invoked but never defined (see the help page).
  5. ^ a b c Cite error: The named reference Masiero-2012 was invoked but never defined (see the help page).
  6. ^ a b c Cite error: The named reference AKARI was invoked but never defined (see the help page).
  7. ^ a b Cite error: The named reference Waszczak-2015 was invoked but never defined (see the help page).
  8. ^ Cite error: The named reference Binzel-1983b was invoked but never defined (see the help page).
  9. ^ Cite error: The named reference Hanus-2013c was invoked but never defined (see the help page).
  10. ^ Cite error: The named reference Hanus-2016a was invoked but never defined (see the help page).
  11. ^ Cite error: The named reference Veres-2015 was invoked but never defined (see the help page).
  12. ^ Cite error: The named reference MPC-Prisma was invoked but never defined (see the help page).

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