unit_sqm.lfm

object form_sqm1: Tform_sqm1
  Left = 735
  Height = 633
  Top = 81
  Width = 653
  Caption = 'SQM measurement'
  ClientHeight = 633
  ClientWidth = 653
  KeyPreview = True
  OnClose = FormClose
  OnKeyPress = FormKeyPress
  OnShow = FormShow
  Position = poScreenCenter
  LCLVersion = '3.2.0.0'
  object help_sqm_measurement1: TLabel
    Cursor = crHandPoint
    Left = 544
    Height = 30
    Hint = 'Help asteroid annotation'
    Top = 584
    Width = 9
    Caption = '?'
    Font.Color = clBlue
    Font.Height = -21
    ParentColor = False
    ParentFont = False
    ParentShowHint = False
    ShowHint = True
    OnClick = help_sqm_measurement1Click
  end
  object date_obs1: TEdit
    Left = 176
    Height = 23
    Hint = 'Format YYYY-MM-DDTHH:MM:SS.SSS. Timezone 0, universal time'
    Top = 24
    Width = 249
    BorderSpacing.Around = 5
    ParentShowHint = False
    ShowHint = True
    TabOrder = 1
    Text = '2020-02-11T22:10:41.222'
    OnExit = date_obs1Exit
  end
  object date_label1: TLabel
    Left = 78
    Height = 15
    Top = 24
    Width = 82
    Caption = 'DATE_OBS [UT]:'
    ParentColor = False
  end
  object label_start_mid1: TLabel
    Left = 448
    Height = 15
    Top = 24
    Width = 123
    Caption = 'Start of the observation'
    ParentColor = False
  end
  object latitude1: TEdit
    Left = 176
    Height = 23
    Hint = 'The latitude of the observatory in degrees.'
    Top = 56
    Width = 113
    ParentShowHint = False
    ShowHint = True
    TabOrder = 2
    Text = '0'
    OnChange = latitude1Change
    OnExit = latitude1Exit
  end
  object Label2: TLabel
    Left = 114
    Height = 15
    Top = 56
    Width = 46
    Caption = 'Latitude:'
    ParentColor = False
  end
  object Label3: TLabel
    Left = 103
    Height = 15
    Top = 88
    Width = 57
    Caption = 'Longitude:'
    ParentColor = False
  end
  object longitude1: TEdit
    Left = 176
    Height = 23
    Hint = 'The longitude of the observatory in degrees. For east enter positive, for west enter negative values.'
    Top = 88
    Width = 113
    ParentShowHint = False
    ShowHint = True
    TabOrder = 3
    Text = '0'
    OnChange = longitude1Change
    OnExit = longitude1Exit
  end
  object ok1: TButton
    Left = 280
    Height = 30
    Hint = 'Ok'
    Top = 584
    Width = 86
    Caption = '✔'
    Default = True
    ParentFont = False
    ParentShowHint = False
    ShowHint = True
    TabOrder = 0
    OnClick = ok1Click
  end
  object altitude_label1: TLabel
    Left = 42
    Height = 15
    Top = 248
    Width = 118
    Caption = 'Altitude calculated [°]:'
    ParentColor = False
  end
  object sqm_label1: TLabel
    Left = 43
    Height = 15
    Top = 280
    Width = 117
    Caption = 'SQM [magn/arcsec²]:'
    Font.Style = [fsBold]
    ParentColor = False
    ParentFont = False
  end
  object Label1: TLabel
    Left = 8
    Height = 180
    Top = 370
    Width = 544
    Caption = 'Pre-conditions'#13#10'1)  Image is astrometrical solved. (For flux-calibration against the star database)'#13#10'2) The image background value has measurable increased above the pedestal value or mean dark value.'#13#10'     If not expose longer. This increase is caused by the sky glow.'#13#10'3) Apply on a single unprocessed raw image only. '#13#10'4) Providing dark image(s) in tab darks (ctrl+A) or entering a pedestal value  (mean value of a dark)'#13#10'    increases the accuracy. If possible provide also a flat(s) in tab flats. Calibrated images are also fine.'#13#10'5) DSLR/OSC raw images require 2x2 binning. For DSLR images this is done automatically.'#13#10'6) No very large bright nebula is visible. Most of the image shall contain empty sky filled with stars.'#13#10'7) The calculated altitude is correct. The altitude will be used for an atmospheric extinction'#13#10'    correction of the star light. The altitude is calculated based on time, latitude, longitude'#13#10'    Note that poor transparency will result in lower values compared with handheld meters.'
    ParentColor = False
  end
  object Label4: TLabel
    Left = 30
    Height = 15
    Top = 216
    Width = 130
    Caption = 'Background (measured):'
    ParentColor = False
  end
  object Label5: TLabel
    Left = 62
    Height = 15
    Top = 120
    Width = 98
    Caption = 'Pedestal (manual):'
    ParentColor = False
  end
  object pedestal1: TEdit
    Left = 176
    Height = 23
    Hint = 'Enter camera pedestal correction to zero the background. Measure for the median or mean value of a dark frame and use that as pedestal value.'
    Top = 120
    Width = 113
    ParentShowHint = False
    ShowHint = True
    TabOrder = 4
    Text = '0'
    OnExit = pedestal1Exit
  end
  object background1: TEdit
    Left = 176
    Height = 23
    Hint = 'Automatically measured from the light frame'
    Top = 216
    Width = 113
    Color = clMenu
    ParentShowHint = False
    ReadOnly = True
    ShowHint = True
    TabOrder = 5
    Text = '0'
    OnChange = longitude1Change
  end
  object altitude1: TEdit
    Left = 176
    Height = 23
    Hint = 'Calculated from light frame time, geographic location and celestial position'
    Top = 248
    Width = 113
    Color = clMenu
    ParentShowHint = False
    ReadOnly = True
    ShowHint = True
    TabOrder = 6
    Text = '0'
    OnChange = longitude1Change
  end
  object sqm1: TEdit
    Left = 176
    Height = 23
    Hint = 'The measured sky background expressed in magnitudes per square arcseconds.'
    Top = 280
    Width = 113
    Color = clMenu
    Font.Style = [fsBold]
    ParentFont = False
    ParentShowHint = False
    ReadOnly = True
    ShowHint = True
    TabOrder = 7
    Text = '0'
    OnChange = longitude1Change
  end
  object error_message1: TLabel
    Left = 16
    Height = 56
    Top = 312
    Width = 567
    AutoSize = False
    Caption = 'Message: none'
    Font.Color = clRed
    ParentColor = False
    ParentFont = False
    WordWrap = True
  end
  object sqm_applydf1: TCheckBox
    Left = 312
    Height = 19
    Hint = 'Use the darks & flats in the stack menu'
    Top = 120
    Width = 111
    Caption = 'Apply dark && flat '
    TabOrder = 8
    OnChange = sqm_applydf1Change
  end
  object green_message1: TLabel
    Left = 176
    Height = 48
    Top = 160
    Width = 460
    AutoSize = False
    Caption = 'Message: none'
    Font.Color = clGreen
    ParentColor = False
    ParentFont = False
    WordWrap = True
  end
  object bortle1: TLabel
    Left = 312
    Height = 15
    Hint = 'The Bortle scale is a nine-level numeric scale of the night sky''s brightness.'
    Top = 280
    Width = 15
    Caption = '---'
    ParentColor = False
    ParentShowHint = False
    ShowHint = True
  end
end