Erprobungsgruppe 210
Gruppenkommandeure:
Formed 1.7.40 in Köln-Ostheim with 3 staffeln:
1. staffel from 1./ZG1 with Bf 110C
2. staffel from 3./St.G.77 with Bf 110D
3. staffel from 4./TrGr.186 with Bf 109E
On 24.4.41 redesignated I./SKG210, while the 3. staffel apparently was absorbed by JG51.
Bases:
| 1.7.40 - 10.7.40 | Köln-Ostheim | Bf 110C/D, Bf 109E | |
| 10.7.40 - 22.2.41 | Denain* | Bf 110C/D, Bf 109E | |
| 22.2.41 - 8.3.41 | Ursel | Bf 110C/D, Bf 109E | |
| 8.3.41 - 4.4.41 | Wevelghem | Bf 110C/D, Bf 109E | |
| 4.4.41 - 24.4.41 | Abbeville | Bf 110C/D, Bf 109E |
* Calais-Marck was used as a forward airfield