# Saving timestamps

**URL:** <https://discourse.psychopy.org/t/saving-timestamps/2890>\
**Category:** Coding\
**Tags:** timing\
**Created:** [August 8, 2017, 1:50pm UTC](https://discourse.psychopy.org/t/saving-timestamps/2890 "2017-08-08T13:50:27Z")\
**Posts on this page:** 1\
**Showing post:** 6

<div class="post-metadata">

**Author:** ![lepmik](https://avatars.discourse-cdn.com/v4/letter/l/50afbb/32.png) [@lepmik](https://discourse.psychopy.org/u/lepmik)\
**Post date:** [August 8, 2017, 2:39pm UTC](https://discourse.psychopy.org/t/saving-timestamps/2890/6 "2017-08-08T14:39:44Z")

</div>

Sharing a screen shot where start time and duration is defined and a corresponding log file

```auto
6.4691 EXP Created window1 = Window(allowGUI=False, allowStencil=False, autoLog=True, bitsMode=UNKNOWN, blendMode='avg', color=array([0., 0., 0.]), colorSpace='rgb', fullscr=UNKNOWN, gamma=None, lms=UNKNOWN, monitor=<psychopy.monitors.calibTools.Monitor object at 0x7f8d959c8a50>, multiSample=False, name='window1', numSamples=2, pos=[0, 0], screen=1, size=array([1920, 1080]), stereo=False, units='deg', useFBO=True, useRetina=False, viewOri=0.0, viewPos=None, viewScale=None, waitBlanking=True, winType='pyglet')
6.4692 EXP window1: recordFrameIntervals = False
6.6343 EXP window1: recordFrameIntervals = True
6.8182 EXP window1: recordFrameIntervals = False
6.8791 EXP Created grating = GratingStim(autoDraw=False, autoLog=True, color=array([1., 1., 1.]), colorSpace='rgb', contrast=1.0, depth=0.0, interpolate=True, mask=u'gauss', maskParams=None, name='grating', opacity=1.0, ori=1.0, phase=array([1., 1.]), pos=array([0.5, 0.5]), rgbPedestal=array([0., 0., 0.]), sf=array([1., 1.]), size=array([800., 800.]), tex=u'sin', texRes=512, units='deg', win=Window(...))
6.8829 EXP Imported Book1.xlsx as conditions, 8 conditions, 3 params
6.8832 EXP Created sequence: random, trialTypes=8, nReps=5, seed=None
6.8834 EXP New trial (rep=0, index=0): {u'tf': 1, u'sf': 0.080000000000000002, u'ori': 360}
6.8918 EXP grating: sf = array([0.04, 0.])
7.4020 EXP grating: autoDraw = True
9.3852 EXP New trial (rep=0, index=1): {u'tf': 1, u'sf': 0.080000000000000002, u'ori': 180}
9.4009 EXP grating: autoDraw = False
9.4009 EXP grating: sf = array([0.04, 0.])
9.9176 EXP grating: autoDraw = True
11.8851 EXP New trial (rep=0, index=2): {u'tf': 11, u'sf': 0.080000000000000002, u'ori': 90}
11.9008 EXP grating: autoDraw = False
11.9008 EXP grating: sf = array([0.04, 0.])
12.4173 EXP grating: autoDraw = True

```

 ![image](https://us1.discourse-cdn.com/flex002/uploads/psychopy/original/3X/9/9/99dd220e182347eff2762c8564a501dcef28922d.png)

Not sure how I can extract duration and shift from the log file here?

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