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open cluster
91
inventions and discoveries
Invention or discovery
Date
Inventor or discoverer
Alpha Persei Cluster
1654
Giovan Battista Hodierna
NGC 1857
September 30, 1780
William Herschel
NGC 381
1783
James Dunlop
NGC 2509
December 3, 1783
William Herschel
NGC 2251
December 26, 1783
William Herschel
NGC 2304
December 30, 1783
William Herschel
NGC 1896
January 17, 1784
William Herschel
NGC 2194
February 11, 1784
William Herschel
NGC 2234
February 19, 1784
William Herschel
NGC 2236
February 23, 1784
William Herschel
NGC 2355
March 8, 1784
William Herschel
NGC 2678
March 15, 1784
William Herschel
NGC 2395
March 16, 1784
William Herschel
NGC 2129
November 16, 1784
William Herschel
NGC 2026
December 5, 1784
William Herschel
NGC 2286
January 6, 1785
William Herschel
NGC 2335
January 10, 1785
William Herschel
NGC 2353
January 10, 1785
William Herschel
NGC 2396
January 31, 1785
William Herschel
NGC 2414
February 4, 1785
William Herschel
NGC 1802
December 7, 1785
William Herschel
NGC 1758
December 26, 1785
William Herschel
NGC 2489
December 30, 1785
William Herschel
NGC 2112
1786
William Herschel
NGC 2225
January 30, 1786
William Herschel
NGC 2413
March 19, 1786
William Herschel
NGC 1193
October 24, 1786
William Herschel
NGC 2224
December 24, 1786
William Herschel
NGC 2301
December 27, 1786
William Herschel
NGC 2324
December 27, 1786
William Herschel
NGC 2259
1787
William Herschel
NGC 1778
January 17, 1787
William Herschel
NGC 2126
November 12, 1787
William Herschel
NGC 1444
December 18, 1788
William Herschel
NGC 2479
March 4, 1790
William Herschel
NGC 1348
December 28, 1790
William Herschel
NGC 2421
January 30, 1799
William Herschel
NGC 1870
1826
James Dunlop
NGC 2671
May 1826
James Dunlop
NGC 2658
May 28, 1826
James Dunlop
NGC 2982
June 24, 1826
James Dunlop
NGC 465
August 1826
James Dunlop
NGC 1858
August 3, 1826
James Dunlop
NGC 1969
September 24, 1826
James Dunlop
NGC 1917
September 25, 1826
James Dunlop
NGC 2114
September 27, 1826
James Dunlop
NGC 2116
September 27, 1826
James Dunlop
NGC 2147
September 27, 1826
James Dunlop
NGC 2164
September 27, 1826
James Dunlop
NGC 2166
September 27, 1826
James Dunlop
NGC 2214
September 27, 1826
James Dunlop
NGC 433
September 29, 1829
John Frederick William Herschel
NGC 743
September 29, 1829
John Frederick William Herschel
NGC 146
October 27, 1829
John Frederick William Herschel
NGC 886
October 30, 1829
John Frederick William Herschel
NGC 2219
February 19, 1830
John Frederick William Herschel
NGC 6603
July 15, 1830
John Frederick William Herschel
NGC 2448
January 7, 1831
John Frederick William Herschel
NGC 657
November 28, 1831
John Frederick William Herschel
NGC 2265
January 23, 1832
John Frederick William Herschel
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