| Invention or discovery | Date | Inventor or discoverer |
|---|---|---|
| NGC 2610 | December 31, 1785 | William Herschel |
| NGC 3699 | April 1834 | John Frederick William Herschel |
| NGC 3211 | March 7, 1837 | John Frederick William Herschel |
| NGC 2242 | November 24, 1886 | Lewis A. Swift |
| Invention or discovery | Date | Inventor or discoverer |
|---|---|---|
| NGC 2610 | December 31, 1785 | William Herschel |
| NGC 3699 | April 1834 | John Frederick William Herschel |
| NGC 3211 | March 7, 1837 | John Frederick William Herschel |
| NGC 2242 | November 24, 1886 | Lewis A. Swift |