PTF83b C2013 09 28.14007 00 26 39.68 +18 18 18.9 18.8 r I41 PTF83b C2013 09 28.18401 00 26 37.72 +18 17 58.6 18.8 r I41 PTF83b C2013 09 28.24201 00 26 35.07 +18 17 31.6 18.9 r I41