From Wikipedia, the free encyclopedia

972 Cohnia
Discovery
Discovered by Max Wolf
Discovery site Heidelberg
Discovery date18 January 1922
Designations
(972) Cohnia
Pronunciation /ˈkniə/
1922 LK
Orbital characteristics [1]
Epoch 31 July 2016 ( JD 2457600.5)
Uncertainty parameter 0
Observation arc110.24 yr (40266 days)
Aphelion3.7748  AU (564.70  Gm)
Perihelion2.3388 AU (349.88 Gm)
3.0568 AU (457.29 Gm)
Eccentricity0.23487
5.34 yr (1952.1 d)
294.244 °
0° 11m 3.912s / day
Inclination8.3709°
281.530°
93.837°
Physical characteristics
37.825±0.95 km
18.472  h (0.7697  d)
0.0489±0.003
9.50

972 Cohnia is a minor planet orbiting the Sun, one of several such in the asteroid belt. It was discovered on 18 January 1908 by a team in Heidelberg led by Max Wolf. In 2007, lightcurve data showed that Cohnia rotates every 18.472 ± 0.004 hours. [2]

It is named after the German astronomer Fritz Cohn.

References

  1. ^ "972 Cohnia (1922 LK)". JPL Small-Body Database. NASA/ Jet Propulsion Laboratory. Retrieved 2 May 2016.
  2. ^ Buchheim, Robert K. - Lightcurves for 122 Gerda, 217 Eudora, 631 Phillipina, 670 Ottegebe, and 972 Cohnia (2007)

External links


From Wikipedia, the free encyclopedia

972 Cohnia
Discovery
Discovered by Max Wolf
Discovery site Heidelberg
Discovery date18 January 1922
Designations
(972) Cohnia
Pronunciation /ˈkniə/
1922 LK
Orbital characteristics [1]
Epoch 31 July 2016 ( JD 2457600.5)
Uncertainty parameter 0
Observation arc110.24 yr (40266 days)
Aphelion3.7748  AU (564.70  Gm)
Perihelion2.3388 AU (349.88 Gm)
3.0568 AU (457.29 Gm)
Eccentricity0.23487
5.34 yr (1952.1 d)
294.244 °
0° 11m 3.912s / day
Inclination8.3709°
281.530°
93.837°
Physical characteristics
37.825±0.95 km
18.472  h (0.7697  d)
0.0489±0.003
9.50

972 Cohnia is a minor planet orbiting the Sun, one of several such in the asteroid belt. It was discovered on 18 January 1908 by a team in Heidelberg led by Max Wolf. In 2007, lightcurve data showed that Cohnia rotates every 18.472 ± 0.004 hours. [2]

It is named after the German astronomer Fritz Cohn.

References

  1. ^ "972 Cohnia (1922 LK)". JPL Small-Body Database. NASA/ Jet Propulsion Laboratory. Retrieved 2 May 2016.
  2. ^ Buchheim, Robert K. - Lightcurves for 122 Gerda, 217 Eudora, 631 Phillipina, 670 Ottegebe, and 972 Cohnia (2007)

External links



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