Back 12 پولونيا (كويكب) ARZ (1112) Polonia BAR (1112) Полония CE (1112) Polonia German 1112 Πολωνία Greek 1112 Polonia Esperanto (1112) Polonia Spanish 1112 Polonia Basque پولونیا ۱۱۱۲ Persian (1112) Polonia French

1112 Polonia

Not to be confused with 142 Polana.

1112 Polonia
Discovery[1]
Discovered byP. Shajn
Discovery siteSimeiz Obs.
Discovery date15 August 1928
Designations
(1112) Polonia
Pronunciation/poʊˈloʊniə/[2]
Named after
Poland
(European country)[3]
1928 PE · 1933 PA
A908 XA
main-belt[1][4] · (outer)
Eos[5][6]
Orbital characteristics[4]
Epoch 23 March 2018 (JD 2458200.5)
Uncertainty parameter 0
Observation arc89.20 yr (32,582 d)
Aphelion3.3423 AU
Perihelion2.6963 AU
3.0193 AU
Eccentricity0.1070
5.25 yr (1,916 d)
326.70°
0° 11m 16.44s / day
Inclination8.9911°
302.86°
87.361°
Physical characteristics
35.76±1.6 km[7]
37.55±0.60 km[8]
39.661±0.334 km[9]
47.058±0.368 km[10]
82.5±0.5 h[11][a]
0.0763±0.0097[10]
0.097±0.023[9]
0.128±0.005[8]
0.1319±0.012[7]
S (Tholen)[4]
L (SDSS-MOC)[12]
B–V = 0.797[4]
U–B = 0.447[4]
10.05[4][6][7][8][10]

1112 Polonia, provisional designation 1928 PE, is an Eoan asteroid from the outer regions of the asteroid belt, approximately 38 kilometers (24 miles) in diameter. Discovered by Soviet astronomer Pelageya Shajn at Simeiz in 1928,[1] it was the first asteroid discovery made by a woman.[3] The L-type asteroid has a long rotation period of 82.5 hours,[6] and was named for the country of Poland.[3]

  1. ^ a b c Cite error: The named reference MPC-object was invoked but never defined (see the help page).
  2. ^ "Polonia". Oxford English Dictionary (Online ed.). Oxford University Press. (Subscription or participating institution membership required.)
  3. ^ a b c Cite error: The named reference springer was invoked but never defined (see the help page).
  4. ^ a b c d e f Cite error: The named reference jpldata was invoked but never defined (see the help page).
  5. ^ Cite error: The named reference Ferret was invoked but never defined (see the help page).
  6. ^ a b c Cite error: The named reference lcdb was invoked but never defined (see the help page).
  7. ^ a b c Cite error: The named reference SIMPS was invoked but never defined (see the help page).
  8. ^ a b c Cite error: The named reference AKARI was invoked but never defined (see the help page).
  9. ^ a b Cite error: The named reference Masiero-2014 was invoked but never defined (see the help page).
  10. ^ a b c Cite error: The named reference WISE was invoked but never defined (see the help page).
  11. ^ Cite error: The named reference Warner-2008i was invoked but never defined (see the help page).
  12. ^ Cite error: The named reference SDSS-Taxonomy was invoked but never defined (see the help page).


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