Table A.1: List of Ap star candidate open cluster members. Magnitude and spectral types are taken from the General catalogue of Ap and Am stars by Renson et al. (1992), and/or from SIMBAD. In Col. 6 we report a flag about peculiarity confidence from the same catalogue. Symbol * means ``well knonw Ap star'', symbol ``?'' means ``doubtful nature''; we indicate with ``-'' the cases in which the star is not included in the Renson et al's catalogue (in which case spectral type is taken from SIMBAD or specific literature). The star's actual membership and peculiarity will be discussed in Paper II.
Cluster ID1 ID2 V Spectral Type CP prob.
Blanco 1 HD 225264 CD-30 19818 8.3 A1 SiSr ?
NGC 1966 HD 30598 BD+10 649 9.1 A1 SrCr  
Ori OB1 Ass. HD 35008 BD-01 872 7.1 B9 Si ?
  HD 36046 BD-00 964 8.1 B8 He-weak  
  HD 36540 BD-04 1162 8.1 B7 He-weak  
  HD 36549 BD+01 1053 8.6 B7 He-weak  
  HD 36629 BD-04 1164 7.7 B3 He-weak ?
  HD 36918 BD-06 1231 8.3 B9 He-weak ?
  HD 36916 V1045 Ori 6.7 B8 He-weak Si *
  HD 36960 BD-06 1234 4.8 B0 Si  
  HD 36982 VM LP Ori 8.4 B2 He ?
  HD 290665 BD-00 1008 9.4 A0 CrEuSr  
  HD 37022 tet01 Ori C 5.1 O6pe -
  HD 37058 V359 Ori 7.3 B3 He-weak Sr *
  HD 37210 V1133 Ori 8.1 B8 He-weak Si  
  HD 37333 BD-02 1319 8.5 A0 ?
  HD 37470 BD-06 1274 8.2 B8 Si  
  HD 37633 V1147 Ori 9.0 B9 SiEu  
NGC 2169 V1356 Ori NGC 2169 12 10.8 A0 Si  
NGC 2232 HD 45583 V682 Mon 8.0 B9 Si  
NGC 2244 NGC 2244 334 GSC 00154-02164 12.9 B3 -
NGC 2287 HD 49023 BD-20 1543 8.4 B9 HgSi  
  CPD-20 1640 NGC 2287 AR 143 11.1 A5 SiSr -
  HD 49299 BD-20 1573 10.2 A0 SiSrCr  
Collinder 121 HD 51088 CD-24 4586 8.3 B8 Si ?
NGC 2323 HD 52965 BD-08 1701 9.2 B8 Si ?
Collinder 132 HD 56343 CD-31 4243 9.2 B9 -
NGC 2422 BD-14 2015 NGC 2422 70 9.5 B9 Sr  
  BD-14 2028 NGC 2422 88 10.4 A1 SrCr ?
  HD 61045 BD-14 2029 8.0 B8 Si  
  BD-14 2040 NGC 2422 103 10.6 A1 SrCr ?
NGC 2451 HD 62376 CD-38 3564 6.5 B7 -
  CD-37 3845 NGC 2451 36 8.6 A0 Si ?
  HD 62992 CD-37 3860 7.9 A4 SrEu  
  HD 63079 CD-37 3868 7.0 B9 Si ?
  HD 63401 OX Pup 6.3 B9 Si  
NGC 2489 NGC 2489 58 NGC 2489 PM 39 12.8 A0 -
  NGC 2489 40 NGC 2489 PM 54 12.6 B5 -
NGC 2516 HD 65712 CD-60 1925 9.4 A0 SiCr  
  CPD-60944A NGC 2516 DAC 73 8.3 B9 Si  
  CPD-60944B NGC 2516 DAC 74 8.8 B9 Si ?
  CPD-60 978 V 391 Car 8.9 A0 SiCrEu  
  HD 65987 V356 Car 7.6 B9 SiSr *
  HD 66295 V422 Car 9.1 B9 Si  
  HD 66318 NGC 2516 DAC 95 9.6 A0 EuCrSr *
NGC 2546 NGC 2546 258 - 10.6 - -
  NGC 2546 201 - ? - -
  CPD-37 1989 NGC 2546 197 11.0 A2 ?
  HD 69004 CD-37 4414 9.4 B8 Si ?
  HD 69067 CD-37 4420 8.3 B8 Si  
IC 2391 HD 74169 KR Vel 7.2 A1 SiCrSr *
  HD 74535 KT Vel 5.6 B9 Si *
Trumpler 10 HD 75239 CD-41 4498 9.2 B9 Si  
NGC 2925 HD 83002 CD-52 3172 9.1 B8 Si  
NGC 3114 HD 87241 CD-59 2746 7.8 B9 Si ?
  HD 87240 CPD-59 1673 9.6 B9 Si  
  HD 87266 CD-59 2755 8.2 B3 Si N  
  HD 304841 CPD-59 1717 10.0 A ?
  HD 304842 V424 Car 9.7 B8 Si  
  HD 87405 CD-59 2803 8.5 B9 Si  
NGC 3228 HD 89856 CD-51 4685 9.1 B8 ?
vdB-Hagen88 HD 92190 CD-58 3407 8.6 B8 -
IC 2602 HD 92385 V 407 Car 6.7 B9 Si  
Collinder 228 Collinder 228 30 Collinder 228 CP4 10.8 B1 -
  HD 305451 CPD-59 2496 10.5 B9 Si ?
NGC 3532 HD 96040 CPD-57 4168 10.7 A ?
  HD 96729 CPD-58 3157 10.0 B9 Si  
  HD 303821 NGC 3532 241 11.7 A ?
NGC 5460 HD 122983 CD-47 8870 9.9 A0 ?
  HD 123183 CD-47 8895 9.9 A0 -
  HD 123225 CD-47 8901 8.9 B9 Si ?
NGC 5662 CPD-56 6330 NGC 5662 85 10.6 A2  
  HD 127866 CD-56 5516 8.3 B8 -
NGC 6087 CPD-57 7817 NGC 6087 25 10.0 - ?
  HD 146555 CPD-57 7872 10.3 B9 Si  
NGC 6178 HD 149257 CD-45 10768 8.5 B5 He  
  HD 149277 CD-45 10769 8.4 B2 -
NGC 6193 CD-48 11051 CPD-48 8684 10.4 B1 -
  CD-48 11059 NGC 6193 VF 33 10.7 B3 -
NGC 6281 HD 322676 CD-37 11203 10.2 A0 -
  HD 153948 V948 Sco 9.3 A2 Si  
NGC 6383 NGC 6383 26 NGC 6383 FJL 5 12.9 A -
  HD 317857 NGC 6383 3 10.3 A2 -
NGC 6405 HD 318107 V970 Sco 9.3 B8 ?
  HD 318100 V971 Sco 9.8 B9  
  CD-32 13119 NGC 6405 7 10.9 - ?
  HD 318095 - 10.9 A0 ?
NGC 6475 HD 162305 CD-34 12154 7.8 B9 ?
  HD 320764 CD-34 12161 8.9 A6 ?
  HD 162725 V951 Sco 6.4 B9 SiCr *
NGC 6633 HD 169959 BD+06 3762 7.8 A0 Si  
  HD 170054 BD+06 3772 8.2 B7 Si  
IC 4725 BD-19 5044L CPD-19 6897 10.2 B8 ?
  BD-19 5046 CPD-19 6905 9.0 A1 -
  HD 170836 BD-19 5052 9.0 B7 ?
  HD 170860A BD-19 5058 9.4 B8 -
Melotte 227 HD 190290 CK Oct 9.9 A0 EuSr  

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