Citation:

002214310793146304

Name: (Table 5) Elevation dependent volume changes of Jacobshavn Isbrae during 1985-1997
Published: 2010
License: https://creativecommons.org/licenses/by/3.0/

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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):

Jacobsh-Isb_area1 * Latitude: 68.843000 * Longitude: -50.132000 * Location: West Greenland * Method/Device: Aerial photography (AERP)

Jacobsh-Isb_area2 * Latitude: 69.014000 * Longitude: -49.796000 * Location: West Greenland * Method/Device: Aerial photography (AERP)

Jacobsh-Isb_area3 * Latitude: 69.151000 * Longitude: -49.731000 * Location: West Greenland * Method/Device: Aerial photography (AERP)

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	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

Download dataset as tab-delimited text — use the following character encoding:

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