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Basic Parameters of NGC 1817 (WEBDA):

• Right Ascension (2000): 05 12 15
• Declination (2000): +16 41 24
• Galactic longitude: 186.156
• Galactic latitude: -13.096
• Distance [pc]: 1972
• Reddening [mag]: 0.334
• Distance modulus [mag]: 12.51
• Log Age: 8.612
• Metallicity: -0.26

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Delta Scuti stars

• NGC 1817 V1 (V1182 Tau)
• Sp. Type: -
• V [mag]: 13.50

• NGC 1817 V2 (V1181 Tau)
• Sp. Type: -
• V [mag]: 12.84

• NGC 1817 V3 (V1179 Tau)
• Sp. Type: -
• V [mag]: 14.38

• NGC 1817 V4 (V1178 Tau)
• Sp. Type: -
• V [mag]: 12.57

• NGC 1817 V5 (V1183 Tau)
• Sp. Type: -
• V [mag]: 13.40

• NGC 1817 V6
• Sp. Type: -
• V [mag]: 12.95

• NGC 1817 V7
• Sp. Type: -
• V [mag]: 13.73

• NGC 1817 V8
• Sp. Type: -
• V [mag]: 14.37

• NGC 1817 V9
• Sp. Type: -
• V [mag]: 13.18

• NGC 1817 V10
• Sp. Type: -
• V [mag]: 16.28

• NGC 1817 V11
• Sp. Type: -
• V [mag]: 14.32

• NGC 1817 V12
• Sp. Type: -
• V [mag]: 14.71

• NGC 1817 V17
• Sp. Type: -
• V [mag]: 16.97

• NGC 1817 V19
• Sp. Type: -
• V [mag]: 13.35

• NGC 1817 V20
• Sp. Type: -
• V [mag]: 14.35

• NGC 1817 V21
• Sp. Type: -
• V [mag]: 14.40

• NGC 1817 V22
• Sp. Type: -
• V [mag]: 14.17

• NGC 1817 V26
• Sp. Type: -
• V [mag]: 16.75
• References:
• Andersen, M. F., Arentoft, T., Frandsen, S. et al. 2009, CoAst, 160, 9: NGC 1817: the richest population of Delta Scuti stars.