MGAB-V3497 There are many IDs. 055158.7 +235620 (2000.0) PS1RRJ055158.77+235620.1 RR g=16.28(1.98) P=0.57948 0.43/0.01 055158.7 +235620 (2000.0) ZTFJ055158.77+235620.3 g=19.643 (18.926-20.373) P=0.0102 055158.7 +235620 (2000.0) IPHAS_J055158.77+235620.2 em R=19.251 R-I=0.372 R-Ha=1.416 MNRAS384,1277