Standard Star

Iot 21 Ser

BS 5842

  • General Info.

  • Finder chart

  • Text data file

  • Other Stars
  • HD

    140159

    SAO

    101682

    Mag.

    4.52

    Spc.

    A1V

    RA

    15 41 33.1

    Dec

    +19 40 13



    Wavelength (Å)

    Flux (photons/cm² /Å /s)

    3200 8.00
    3225 8.06
    3250 8.10
    3275 8.18
    3300 8.25
    3325 8.19
    3350 8.12
    3375 8.05
    3400 8.02
    3425 8.04
    3450 8.06
    3475 8.09
    3500 8.18
    3525 8.26
    3550 8.41
    3575 8.53
    3600 8.61
    3625 8.73
    3650 8.96
    3675 9.18
    3700 9.91
    3725 10.7
    3750 11.0
    3775 11.1
    3800 12.7
    3825 14.3
    3850 15.6
    3875 17.0
    3900 18.6
    3925 20.1
    3950 17.4
    3975 14.7
    4000 19.9
    4025 25.2
    4050 23.0
    4075 20.9
    4100 20.8
    4125 20.7
    4150 22.7
    4175 24.8
    4200 24.8
    4225 24.8
    4250 24.2
    4275 23.5
    4300 20.3
    4325 17.0
    4350 18.5
    4375 20.0
    4400 20.5
    4425 21.8
    4450 21.5
    4475 21.2
    4500 20.9
    4525 20.5
    4550 20.4
    4575 20.2
    4600 20.2
    4625 20.2
    4650 20.2
    4675 20.1
    4700 20.0
    4725 19.7
    4750 19.4
    4775 19.1
    4800 18.4
    4825 17.6
    4850 15.6
    4875 13.7
    4900 15.7
    4925 17.7
    4950 17.5
    4975 17.3
    5000 17.2
    5025 17.1
    5050 17.0
    5075 17.0
    5100 17.0
    5125 16.9
    5150 16.8
    5175 16.6
    5200 16.5
    5225 16.4
    5250 16.2
    5275 16.0
    5300 15.8
    5325 15.7
    5350 15.6
    5375 15.5
    5400 15.4
    5425 15.3
    5450 15.4
    5475 15.4
    5500 15.2
    5525 14.9
    5550 14.9
    5575 14.8
    5600 14.6
    5625 14.4
    5650 14.4
    5675 14.3
    5700 14.1
    5725 14.0
    5750 14.0
    5775 14.0
    5800 13.9
    5825 13.7
    5850 13.6
    5875 13.6
    5900 13.5
    5925 13.4
    5950 13.4
    5975 13.2
    6000 13.1
    6025 12.9
    6050 12.8
    6075 12.7
    6100 12.5
    6125 12.3
    6150 12.1
    6175 12.0
    6200 11.9
    6225 11.8
    6250 11.6
    6275 11.6
    6300 11.5
    6325 11.4
    6350 11.3
    6375 11.3
    6400 11.2
    6425 11.1
    6450 11.1
    6475 11.0
    6500 10.0
    6525 9.15
    6550 8.51
    6575 7.86
    6600 9.21
    6625 10.6
    6650 10.5
    6675 10.5
    6700 10.4
    6725 10.3
    6750 10.3
    6775 10.2
    6800 10.1
    6825 10.0
    6850 9.99
    6875 9.93
    6900 9.90
    6925 9.85
    6950 9.72
    6975 9.60
    7000 9.50
    7025 9.41
    7050 9.35
    7075 9.32
    7100 9.36
    7125 9.34
    7150 9.33
    7175 9.24
    7200 9.14
    7225 9.13
    7250 9.12
    7275 9.09
    7300 9.08
    7325 9.09
    7350 9.08
    7375 8.74
    7400 8.69
    7425 8.62
    7450 8.61
    7475 8.58
    7500 8.51
    7525 8.42
    7550 8.37
    7575 8.13
    7600 8.14
    7625 8.15
    7650 8.10
    7675 8.05
    7700 8.02
    7725 8.01
    7750 7.98
    7775 7.95
    7800 7.90
    7825 7.84
    7850 7.81
    7875 7.78
    7900 7.73
    7925 7.70
    7950 7.69
    7975 7.68
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