{"id":353,"date":"2019-03-26T17:24:03","date_gmt":"2019-03-26T17:24:03","guid":{"rendered":"https:\/\/www.oato.inaf.it\/blazars\/webt\/?page_id=353"},"modified":"2022-07-10T16:59:22","modified_gmt":"2022-07-10T15:59:22","slug":"oj-287","status":"publish","type":"page","link":"https:\/\/www.oato.inaf.it\/blazars\/webt\/oj-287\/","title":{"rendered":"OJ 287"},"content":{"rendered":"
<\/a>\"image_print\"<\/a><\/div>\n

Coordinates (J2000):<\/p>\n\n\n\n

R.A.: 08h 54m 48.9s\u00a0 Dec.:\u00a0 +20\u00b0 06′ 31”
<\/strong>z\u00a0= 0.306<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

Field of view is 15’x15′<\/p>\n\n\n\n

GASP suggested stars: 4 10 11<\/strong><\/strong><\/p>\n\n\n\n

Optical photometry of comparison stars
<\/strong>(UBV: Johnson, RI: Cousins)<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
Star<\/strong>\/<\/strong>Band<\/strong><\/td>\nU<\/strong><\/td>\nB<\/strong><\/td>\nV<\/strong><\/td>\nR<\/strong><\/td>\nI<\/strong><\/td>\n<\/tr>\n
4<\/strong><\/td>\n15.49 \u00b10.07<\/td>\n15.01 \u00b10.06<\/td>\n14.18 \u00b10.04<\/td>\n13.74 \u00b10.04<\/strong><\/span><\/td>\n13.28 \u00b10.04<\/td>\n<\/tr>\n
10<\/strong><\/td>\n15.00 \u00b10.05<\/td>\n15.01 \u00b10.05<\/td>\n14.60 \u00b10.05<\/td>\n14.34 \u00b10.05<\/strong><\/span><\/td>\n14.03 \u00b10.05<\/td>\n<\/tr>\n
11<\/strong><\/td>\n15.39 \u00b10.07<\/td>\n15.47 \u00b10.07<\/td>\n14.94 \u00b10.04<\/td>\n14.65 \u00b10.05<\/strong><\/span><\/td>\n14.32 \u00b10.05<\/td>\n<\/tr>\n
C1<\/strong><\/td>\n…<\/td>\n…<\/td>\n15.88 \u00b10.07<\/td>\n15.50 \u00b10.07<\/td>\n15.08 \u00b10.07<\/td>\n<\/tr>\n
C2<\/strong><\/td>\n…<\/td>\n…<\/td>\n16.12 \u00b10.08<\/td>\n15.66 \u00b10.08<\/td>\n15.21 \u00b10.08<\/td>\n<\/tr>\n
2<\/strong><\/td>\n13.49 \u00b10.04<\/td>\n13.45 \u00b10.04<\/td>\n12.80 \u00b10.04<\/td>\n12.46 \u00b10.05<\/td>\n12.06 \u00b10.07<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n

\u00b7          Data references:
– stars 4, 10, 11, C1, C2 in VRI:   Fiorucci M. & Tosti G.  1996, A&AS 116, 403<\/a>
– stars 4, 10, 11 in UB (and star 2 in UBVRI):   Smith P. et al.  1985, AJ, 90, 1184<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Coordinates (J2000): R.A.: 08h 54m 48.9s\u00a0 Dec.:\u00a0 +20\u00b0 06′ 31”z\u00a0= 0.306 Field of view is 15’x15′ GASP suggested stars: 4…<\/p>\n","protected":false},"author":4,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-353","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.oato.inaf.it\/blazars\/webt\/wp-json\/wp\/v2\/pages\/353","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oato.inaf.it\/blazars\/webt\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.oato.inaf.it\/blazars\/webt\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.oato.inaf.it\/blazars\/webt\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oato.inaf.it\/blazars\/webt\/wp-json\/wp\/v2\/comments?post=353"}],"version-history":[{"count":5,"href":"https:\/\/www.oato.inaf.it\/blazars\/webt\/wp-json\/wp\/v2\/pages\/353\/revisions"}],"predecessor-version":[{"id":1556,"href":"https:\/\/www.oato.inaf.it\/blazars\/webt\/wp-json\/wp\/v2\/pages\/353\/revisions\/1556"}],"wp:attachment":[{"href":"https:\/\/www.oato.inaf.it\/blazars\/webt\/wp-json\/wp\/v2\/media?parent=353"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}