White | Elo | Black | Elo | ECO | Year | Res. | # | | | |
Stuttard, David
|
1825
|
Costello, John
|
1900
|
B01
|
2016
|
1-0
| 23 |
|
|
|
Juciute, Einora
|
1884
|
Costello, John
|
1585
|
B01
|
2016
|
1-0
| 24 |
|
|
|
Opasiak, Dustin Tennes...
|
1829
|
Costello, John
|
1585
|
B01
|
2016
|
1-0
| 32 |
|
|
|
Levens, David G
|
1954
|
Costello, John
|
1698
|
B01
|
2017
|
1-0
| 32 |
|
|
|
Peck, Silas
|
2125
|
Costello, John
|
1716
|
B01
|
2018
|
1-0
| 17 |
|
|
|
Guha, Chirag
|
1982
|
Costello, John
|
1710
|
E04
|
2017
|
1-0
| 39 |
|
|
|
Webster, Richard J
|
1997
|
Costello, John
|
1718
|
D36
|
2019
|
1-0
| 60 |
|
|
|