Motyka, Roman J; Fahnestock, Mark; Truffer, Martin (2010): (Table 5) Elevation dependent volume changes of Jacobshavn Isbrae during 1985-1997 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.817211, In supplement to: Motyka, RJ et al. (2010): Volume change of Jakobshavn Isbræ, West Greenland:: 1985-1997-2007. Journal of Glaciology, 56(198), 635-646, https://doi.org/10.3189/002214310793146304
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Coverage:
Median Latitude: 69.085250 * Median Longitude: -49.928750 * South-bound Latitude: 68.843000 * West-bound Longitude: -50.132000 * North-bound Latitude: 69.333000 * East-bound Longitude: -49.731000
Minimum ELEVATION: 50 m a.s.l. * Maximum ELEVATION: 1225 m a.s.l.
Event(s):
Comment:
Volume changes and uncertainties in four areas derived by comparing 1997 ATM (Airborne Topographic Mapper) data and the 1985 DEM (Digital Elevation Model, derived by aerial photos).
Parameter(s):
# | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
---|---|---|---|---|---|---|
1 | Event label | Event | ||||
2 | Elevation, minimum | Elev min | m a.s.l. | Motyka, Roman J | ||
3 | Elevation, maximum | Elev max | m a.s.l. | Motyka, Roman J | ||
4 | ELEVATION | Elevation | m a.s.l. | Geocode | ||
5 | Number of points | Points | # | Motyka, Roman J | total no. of track points within area | |
6 | Area | Area | km2 | Motyka, Roman J | ||
7 | Difference | Diff | Motyka, Roman J | average of elevation difference between ATM track points and DEM (in m) | ||
8 | Standard deviation | Std dev | ± | Motyka, Roman J | of distribution (in m) | |
9 | Skewness | Skew | Motyka, Roman J | of distribution | ||
10 | - | - | Motyka, Roman J | track point elevation difference uncertainty in m | ||
11 | - | - | Motyka, Roman J | propagation of uncertainties | ||
12 | Ice volume change | Ice vol change | km3 | Motyka, Roman J | ||
13 | Sigma | Sigma | Motyka, Roman J | maximum vol. change uncertainty in km**3 | ||
14 | Sigma | Sigma | Motyka, Roman J | minimum vol. change uncertainty in km**3 | ||
15 | Sigma | Sigma | Motyka, Roman J | average vol. change uncertainty in km**3 |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
364 data points
Data
1 Event | 2 Elev min [m a.s.l.] | 3 Elev max [m a.s.l.] | 4 Elevation [m a.s.l.] | 5 Points [#] (total no. of track points wit...) | 6 Area [km2] | 7 Diff (average of elevation differen...) | 8 Std dev [±] (of distribution (in m)) | 9 Skew (of distribution) | 10 - (track point elevation differe...) | 11 - (propagation of uncertainties) | 12 Ice vol change [km3] | 13 Sigma (maximum vol. change uncertain...) | 14 Sigma (minimum vol. change uncertain...) | 15 Sigma (average vol. change uncertain...) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jacobsh-Isb_area1 | 100 | 200 | 150 | 133 | 38 | 4.8 | 5.7 | -2.100 | 2.8 | 6.4 | 0.18 | 0.24 | 0.22 | 0.23 |
Jacobsh-Isb_area1 | 200 | 300 | 250 | 319 | 34 | 7.7 | 2.3 | -0.600 | 2.8 | 3.6 | 0.26 | 0.12 | 0.08 | 0.10 |
Jacobsh-Isb_area1 | 300 | 400 | 350 | 399 | 45 | 1.9 | 6.3 | 0.600 | 2.8 | 6.9 | 0.08 | 0.31 | 0.28 | 0.29 |
Jacobsh-Isb_area1 | 400 | 500 | 450 | 515 | 55 | 0.9 | 3.4 | -0.200 | 2.8 | 4.4 | 0.05 | 0.24 | 0.18 | 0.21 |
Jacobsh-Isb_area1 | 500 | 600 | 550 | 615 | 39 | 1.4 | 4.5 | -0.500 | 2.8 | 5.3 | 0.06 | 0.21 | 0.18 | 0.19 |
Jacobsh-Isb_area2 | 300 | 400 | 350 | 251 | 18 | -17.0 | 11.9 | 0.000 | 2.8 | 12.2 | -0.30 | 0.22 | 0.21 | 0.21 |
Jacobsh-Isb_area2 | 400 | 500 | 450 | 557 | 42 | -14.8 | 4.9 | 1.500 | 2.8 | 5.7 | -0.62 | 0.24 | 0.21 | 0.22 |
Jacobsh-Isb_area2 | 500 | 600 | 550 | 1123 | 61 | -8.5 | 3.0 | -0.300 | 2.8 | 4.1 | -0.52 | 0.25 | 0.19 | 0.22 |
Jacobsh-Isb_area2 | 600 | 700 | 650 | 2018 | 101 | -4.5 | 2.2 | -0.300 | 2.8 | 3.5 | -0.46 | 0.36 | 0.22 | 0.29 |
Jacobsh-Isb_area3 | 0 | 100 | 50 | 1175 | 73 | 8.5 | 7.4 | 0.800 | 2.8 | 7.9 | 0.62 | 0.58 | 0.54 | 0.56 |
Jacobsh-Isb_area3 | 100 | 200 | 150 | 4699 | 89 | 17.1 | 14.8 | 1.600 | 2.8 | 15.1 | 1.52 | 1.35 | 1.33 | 1.34 |
Jacobsh-Isb_area3 | 200 | 300 | 250 | 1102 | 34 | 11.4 | 10.9 | -0.300 | 2.8 | 11.2 | 0.39 | 0.38 | 0.37 | 0.37 |
Jacobsh-Isb_area3 | 300 | 400 | 350 | 1452 | 53 | 13.3 | 13.4 | 3.600 | 2.8 | 13.7 | 0.70 | 0.73 | 0.71 | 0.72 |
Jacobsh-Isb_area3 | 400 | 500 | 450 | 2038 | 89 | 8.1 | 5.6 | 1.000 | 2.8 | 6.3 | 0.72 | 0.56 | 0.50 | 0.53 |
Jacobsh-Isb_area3 | 500 | 600 | 550 | 2038 | 97 | 6.8 | 4.4 | 0.400 | 2.8 | 5.2 | 0.66 | 0.51 | 0.43 | 0.47 |
Jacobsh-Isb_area3 | 600 | 700 | 650 | 3872 | 166 | 4.7 | 3.7 | 1.000 | 2.8 | 4.6 | 0.78 | 0.77 | 0.61 | 0.69 |
Jacobsh-Isb_area4 | 100 | 200 | 150 | 120 | 12 | -3.3 | 2.3 | -0.800 | 2.8 | 3.6 | -0.04 | 0.05 | 0.03 | 0.04 |
Jacobsh-Isb_area4 | 200 | 300 | 250 | 457 | 22 | -19.4 | 15.0 | -0.400 | 2.8 | 15.2 | -0.44 | 0.34 | 0.34 | 0.34 |
Jacobsh-Isb_area4 | 300 | 400 | 350 | 541 | 31 | -19.0 | 7.7 | 0.400 | 2.8 | 8.2 | -0.59 | 0.25 | 0.24 | 0.25 |
Jacobsh-Isb_area4 | 400 | 500 | 450 | 1073 | 53 | -7.4 | 4.2 | -0.500 | 2.8 | 5.1 | -0.40 | 0.27 | 0.23 | 0.25 |
Jacobsh-Isb_area4 | 500 | 600 | 550 | 977 | 70 | -8.7 | 2.3 | 0.900 | 2.8 | 3.6 | -0.61 | 0.25 | 0.16 | 0.21 |
Jacobsh-Isb_area4 | 600 | 700 | 650 | 1707 | 73 | -7.1 | 1.9 | 0.700 | 2.8 | 3.4 | -0.52 | 0.25 | 0.14 | 0.19 |
Jacobsh-Isb_area4 | 700 | 800 | 750 | 10810 | 430 | -0.4 | 4.7 | 0.145 | 3.3 | 5.7 | -0.15 | 2.47 | 2.03 | 2.25 |
Jacobsh-Isb_area4 | 800 | 900 | 850 | 7967 | 341 | -0.8 | 4.6 | 0.474 | 3.7 | 5.9 | -0.28 | 2.01 | 1.56 | 1.79 |
Jacobsh-Isb_area4 | 900 | 1000 | 950 | 11018 | 468 | -1.7 | 4.0 | 0.234 | 4.2 | 5.8 | -0.80 | 2.72 | 1.88 | 2.30 |
Jacobsh-Isb_area4 | 1000 | 1100 | 1050 | 14301 | 575 | -1.6 | 3.7 | -0.348 | 4.7 | 5.9 | -0.91 | 3.41 | 2.11 | 2.76 |
Jacobsh-Isb_area4 | 1100 | 1200 | 1150 | 9742 | 494 | 1.6 | 3.2 | -0.205 | 5.1 | 6.0 | 0.80 | 2.98 | 1.57 | 2.27 |
Jacobsh-Isb_area4 | 1200 | 1250 | 1225 | 4316 | 338 | 1.5 | 4.3 | -0.364 | 5.6 | 7.0 | 0.52 | 2.38 | 1.44 | 1.91 |