utility
Class ExpTime

java.lang.Object
  java.awt.Component
      java.awt.Container
          java.awt.Window
              java.awt.Frame
                  utility.ExpTime

All Implemented Interfaces:

java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable, javax.accessibility.Accessible

public class ExpTime
extends java.awt.Frame

See Also:

Serialized Form

Field Summary

static int	cb
static int	ci
static int	cr
java.awt.Choice	ctimeZone
static int	cu
static int	cv
Sixty	dec
double	elev
static double[]	ergs_cm2_s_A
static java.lang.String[]	filters Photon flux of magnitude 0 object.
boolean	isArcsec
boolean	isMagnitude
Sixty	lat
java.util.Vector	latAndLong
JulianDate	localJD
Sixty	longit
java.awt.Button	now
static boolean	objDown
java.awt.Panel	pbot
Sixty	ra
static java.text.SimpleDateFormat	sdf
static java.text.SimpleDateFormat	sdfTZ
java.awt.Button	setTime
static double[]	skyValues
static double	surfBrightB
static double	surfBrightI
static double	surfBrightR
static double	surfBrightU
static double	surfBrightV
java.awt.TextField	tonDate
WhatData	wd

Fields inherited from class java.awt.Frame

CROSSHAIR_CURSOR, DEFAULT_CURSOR, E_RESIZE_CURSOR, HAND_CURSOR, ICONIFIED, MAXIMIZED_BOTH, MAXIMIZED_HORIZ, MAXIMIZED_VERT, MOVE_CURSOR, N_RESIZE_CURSOR, NE_RESIZE_CURSOR, NORMAL, NW_RESIZE_CURSOR, S_RESIZE_CURSOR, SE_RESIZE_CURSOR, SW_RESIZE_CURSOR, TEXT_CURSOR, W_RESIZE_CURSOR, WAIT_CURSOR

Fields inherited from class java.awt.Component

BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT

Fields inherited from interface java.awt.image.ImageObserver

ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH

Constructor Summary

ExpTime(WhatData wd2)

Method Summary

void	addCancelButton()
void	doCalc()
static void	doMainMenu(WhatData wd) Loops through the main menu prompt, and calls the appropiate methods
double	fluxToMag(double flux)
static double	fluxToMag(double flux, java.lang.String filt)
static double	getConversionConst(java.lang.String filter)
static double	getExpTime(double sigToNoise, double mag, double seeing, double zeropoint, java.lang.String filter, double sky) calculates the exposture time and rounds to multiples of 5, 15, or 60
static double	getExpTime(double sigToNoise, double mag, double seeing, double zeropoint, java.lang.String filter, JulianDate jd, Sixty ra, Sixty dec, Sixty lat, Sixty longit, double elev) calculates the exposture time and rounds to multiples of 5, 15, or 60.
static void	getExtinction(double[] k, double al, double rh, double m, double la, double te, int index) calculate the extinction coefficients
static void	getSky(double[] b, double y, double z, double zm, double zs, double rm, double rs, double am, double[] k, int index) Calculates the sky brightness.
static double	getSurfBright(java.lang.String filter)
double	getTZOffset(java.util.TimeZone timeZone, JulianDate julDate) get the offset from UT in days for a timezone
double	magToFlux(double mag)
static double	magToFlux(double mag, java.lang.String filter)
static void	main(java.lang.String[] args)
static void	printEachFilter(double[] da) Prints filters[i]=da[i] (ie.
static double	roundToSigFigs(double d, int sigFigs)
static void	setCandidate(WhatData wd, java.lang.String[] cand, double[] mags) changes the object
static void	setDate(WhatData wd) Changes the session date
static void	setLocAndSky(WhatData wd, double[] zps)
static void	setLocation(WhatData wd, double[] zps) Changes the session location
static void	setMagnitudes(WhatData wd, java.lang.String cand, double[] mags)
static void	setSky(JulianDate jd, Sixty ra, Sixty dec, Sixty lat, Sixty longit, double elev) Calculates the sky brightness.
static double	setSky(JulianDate jd, Sixty ra, Sixty dec, Sixty lat, Sixty longit, double elev, java.lang.String filter) Calculates the sky brightness in one filter.
static void	setSurfBright(WhatData wd, java.lang.String cand)
static WhatData	setUpWD(java.sql.Connection con) set up the WhatData Object
static void	setZPs(WhatData wd, double[] zps)

Methods inherited from class java.awt.Frame

addNotify, getAccessibleContext, getCursorType, getExtendedState, getFrames, getIconImage, getMaximizedBounds, getMenuBar, getState, getTitle, isResizable, isUndecorated, remove, removeNotify, setCursor, setExtendedState, setIconImage, setMaximizedBounds, setMenuBar, setResizable, setState, setTitle, setUndecorated

Methods inherited from class java.awt.Window

addPropertyChangeListener, addPropertyChangeListener, addWindowFocusListener, addWindowListener, addWindowStateListener, applyResourceBundle, applyResourceBundle, createBufferStrategy, createBufferStrategy, dispose, getBufferStrategy, getFocusableWindowState, getFocusCycleRootAncestor, getFocusOwner, getFocusTraversalKeys, getGraphicsConfiguration, getInputContext, getListeners, getLocale, getMostRecentFocusOwner, getOwnedWindows, getOwner, getToolkit, getWarningString, getWindowFocusListeners, getWindowListeners, getWindowStateListeners, hide, isActive, isAlwaysOnTop, isFocusableWindow, isFocusCycleRoot, isFocused, isLocationByPlatform, isShowing, pack, postEvent, removeWindowFocusListener, removeWindowListener, removeWindowStateListener, setAlwaysOnTop, setBounds, setCursor, setFocusableWindowState, setFocusCycleRoot, setLocationByPlatform, setLocationRelativeTo, show, toBack, toFront

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getAlignmentX, getAlignmentY, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalPolicy, getInsets, getLayout, getMaximumSize, getMinimumSize, getMousePosition, getPreferredSize, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paint, paintComponents, preferredSize, print, printComponents, remove, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusTraversalKeys, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setFont, setLayout, transferFocusBackward, transferFocusDownCycle, update, validate

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, contains, contains, createImage, createImage, createVolatileImage, createVolatileImage, disable, dispatchEvent, enable, enable, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getBackground, getBounds, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphics, getHeight, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocation, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPeer, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getSize, getTreeLock, getWidth, getX, getY, gotFocus, handleEvent, hasFocus, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isDoubleBuffered, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isPreferredSizeSet, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, prepareImage, prepareImage, printAll, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, repaint, requestFocus, requestFocusInWindow, reshape, resize, resize, setBackground, setBounds, setComponentOrientation, setDropTarget, setEnabled, setFocusable, setFocusTraversalKeysEnabled, setForeground, setIgnoreRepaint, setLocale, setLocation, setLocation, setMaximumSize, setMinimumSize, setName, setPreferredSize, setSize, setSize, setVisible, show, size, toString, transferFocus, transferFocusUpCycle

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.awt.MenuContainer

getFont, postEvent

Field Detail

filters

public static java.lang.String[] filters

Photon flux of magnitude 0 object. To convert to another magnitdue the ratio is 10**-0.4*m, where m is the SN magnitude.

cu

public static int cu

cb

public static int cb

cv

public static int cv

cr

public static int cr

ci

public static int ci

ergs_cm2_s_A

public static final double[] ergs_cm2_s_A

surfBrightU

public static double surfBrightU

surfBrightB

public static double surfBrightB

surfBrightV

public static double surfBrightV

surfBrightR

public static double surfBrightR

surfBrightI

public static double surfBrightI

skyValues

public static double[] skyValues

sdf

public static java.text.SimpleDateFormat sdf

sdfTZ

public static java.text.SimpleDateFormat sdfTZ

wd

public WhatData wd

isMagnitude

public boolean isMagnitude

isArcsec

public boolean isArcsec

ra

public Sixty ra

dec

public Sixty dec

lat

public Sixty lat

longit

public Sixty longit

elev

public double elev

latAndLong

public java.util.Vector latAndLong

localJD

public JulianDate localJD

tonDate

public java.awt.TextField tonDate

pbot

public java.awt.Panel pbot

setTime

public java.awt.Button setTime

now

public java.awt.Button now

objDown

public static boolean objDown

ctimeZone

public java.awt.Choice ctimeZone

Constructor Detail

ExpTime

public ExpTime(WhatData wd2)

Method Detail

addCancelButton

public void addCancelButton()

main

public static void main(java.lang.String[] args)

setUpWD

public static WhatData setUpWD(java.sql.Connection con)

set up the WhatData Object

getExpTime

public static double getExpTime(double sigToNoise,
                                double mag,
                                double seeing,
                                double zeropoint,
                                java.lang.String filter,
                                double sky)

calculates the exposture time and rounds to multiples of 5, 15, or 60

getExpTime

public static double getExpTime(double sigToNoise,
                                double mag,
                                double seeing,
                                double zeropoint,
                                java.lang.String filter,
                                JulianDate jd,
                                Sixty ra,
                                Sixty dec,
                                Sixty lat,
                                Sixty longit,
                                double elev)

calculates the exposture time and rounds to multiples of 5, 15, or 60. Factors in the effects of the moon on the sky brightness.

getSurfBright

public static double getSurfBright(java.lang.String filter)

roundToSigFigs

public static double roundToSigFigs(double d,
                                    int sigFigs)

fluxToMag

public double fluxToMag(double flux)

fluxToMag

public static double fluxToMag(double flux,
                               java.lang.String filt)

magToFlux

public double magToFlux(double mag)

magToFlux

public static double magToFlux(double mag,
                               java.lang.String filter)

getConversionConst

public static double getConversionConst(java.lang.String filter)

setSky

public static void setSky(JulianDate jd,
                          Sixty ra,
                          Sixty dec,
                          Sixty lat,
                          Sixty longit,
                          double elev)

Calculates the sky brightness.

setSky

public static double setSky(JulianDate jd,
                            Sixty ra,
                            Sixty dec,
                            Sixty lat,
                            Sixty longit,
                            double elev,
                            java.lang.String filter)

Calculates the sky brightness in one filter.

getSky

public static void getSky(double[] b,
                          double y,
                          double z,
                          double zm,
                          double zs,
                          double rm,
                          double rs,
                          double am,
                          double[] k,
                          int index)

Calculates the sky brightness. Code ported from Brad Schaefer's fortran version. Assumes b[] is UBVRI.

Parameters:

b - is the returned sky brightness in each filter

y - is the year (eg 1972)

z - is object zenith angle (degrees)

zm - is moon zenith angle (degrees)

zs - is sun zenith angle (degrees)

rm - Angular distance of object to Moon (degrees)

rs - Angular distance of object to Sun (degrees)

am - Moon phase (0=>FM,90=>FQ/LQ,180=>NM)

k - is the extinction coefficient array

getExtinction

public static void getExtinction(double[] k,
                                 double al,
                                 double rh,
                                 double m,
                                 double la,
                                 double te,
                                 int index)

calculate the extinction coefficients

doCalc

public void doCalc()

getTZOffset

public double getTZOffset(java.util.TimeZone timeZone,
                          JulianDate julDate)

get the offset from UT in days for a timezone

doMainMenu

public static void doMainMenu(WhatData wd)

Loops through the main menu prompt, and calls the appropiate methods

printEachFilter

public static void printEachFilter(double[] da)

Prints filters[i]=da[i] (ie. U=20.3) for each filter

setLocation

public static void setLocation(WhatData wd,
                               double[] zps)

Changes the session location

setCandidate

public static void setCandidate(WhatData wd,
                                java.lang.String[] cand,
                                double[] mags)

changes the object

setDate

public static void setDate(WhatData wd)

Changes the session date

setMagnitudes

public static void setMagnitudes(WhatData wd,
                                 java.lang.String cand,
                                 double[] mags)

setSurfBright

public static void setSurfBright(WhatData wd,
                                 java.lang.String cand)

setZPs

public static void setZPs(WhatData wd,
                          double[] zps)

setLocAndSky

public static void setLocAndSky(WhatData wd,
                                double[] zps)