PG1657+078B
- Unique Name: PG1657+078B
- RA: 16 59 31.979
- Dec: +07 42 07.34
- Mag. V: 14.724
- Mag. B-V: 0.697
- Mag. U-B: 0.039
- Mag. V-R: 0.417
- Mag. R-I: 0.42
- Mag. V-I: 0.838
- N: 8.0
- M: 4.0
- Mean error of the mean V: 0.002
- Mean error of the mean B-V: 0.004
- Mean error of the mean U-B: 0.004
- Mean error of the mean V-R: 0.001
- Mean error of the mean R-I: 0.001
- Mean error of the mean V-I: 0.001