1131 Porzia

1131 Porzia
Discovery[1]
Discovered byK. Reinmuth
Discovery siteHeidelberg Obs.
Discovery date10 September 1929
Designations
(1131) Porzia
PronunciationGerman: [ˈpɔʁtsi̯aː]
Named after
Porcia Catonis
(in Shakespeare's play)
Julius Caesar[2]
1929 RO · 1939 TJ
1962 MB
Mars-crosser[1][3][4]
Orbital characteristics[1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc87.55 yr (31,978 days)
Aphelion2.8667 AU
Perihelion1.5893 AU
2.2280 AU
Eccentricity0.2867
3.33 yr (1,215 days)
165.22°
0° 17m 47.04s / day
Inclination3.2292°
100.71°
248.01°
Physical characteristics
Dimensions6.53±0.65 km[5]
7.13 km (calculated)[4]
4.0±0.2 h (dated)[6]
4.6584±0.0005 h[7]
4.6601±0.0006 h[8]
0.20 (assumed)[4]
0.287±0.057[5]
SMASS = S[1] · S[4][9]
11.94±0.70[10] · 12.00[9] · 12.90[5] · 13.0[1] · 13.10±0.14[4][6][11]

1131 Porzia, provisional designation 1929 RO, is a stony asteroid and sizable Mars-crosser from the innermost regions of the asteroid belt, approximately 7 kilometers in diameter. It was discovered on 10 September 1929, by German astronomer Karl Reinmuth at the Heidelberg Observatory in southwest Germany.[3] The asteroid was named after Porcia wife of Brutus, who assassinated Julius Caesar.[2]

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  3. ^ a b Cite error: The named reference MPC-Porzia was invoked but never defined (see the help page).
  4. ^ a b c d e Cite error: The named reference lcdb was invoked but never defined (see the help page).
  5. ^ a b c Cite error: The named reference Ali-Lagoa-2017 was invoked but never defined (see the help page).
  6. ^ a b Cite error: The named reference Wisniewski-1997 was invoked but never defined (see the help page).
  7. ^ Cite error: The named reference Benishek-2010a was invoked but never defined (see the help page).
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  9. ^ a b Cite error: The named reference Carry-2016 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 Pravec-2012b was invoked but never defined (see the help page).