| Invention or discovery | Date | Inventor or discoverer |
|---|---|---|
| NGC 2349 | 1783 | Caroline Herschel |
| NGC 1785 | 1835 | John Frederick William Herschel |
| NGC 2643 | October 30, 1864 | Albert Marth |
| NGC 122 | September 27, 1880 | Wilhelm Tempel |
| NGC 123 | September 27, 1880 | Wilhelm Tempel |
| NGC 4280 | 1886 | Lewis A. Swift |
| NGC 2529 | January 29, 1887 | Guillaume Bigourdan |
| NGC 2760 | March 26, 1887 | Lewis A. Swift |