Table 2.

Tabulation of subglacial cone coordinates, dimensions and volcanic-interpretation confidence factors (see Table 1)

NumberHeight (m)Average diameter (km)Elongation ratioVolume (km3)LatitudeLongitudeVolcano confidence factorPreviously identified
12345Sum
1800261.08106−74.00−80.380.5110.50.53.5Yes
2600141.1523−75.60−81.6011010.53.5No
33007.51.143−76.13−83.5310.5010.53No
430018.51.1820−76.80−85.2710010.52.5No
565024.51.0477−74.47−86.400.50.50.50.50.52.5No
635017.51.1921−76.74−87.50100.510.53No
7250171.2714−76.97−87.8910010.52.5No
8950291.07157−77.37−88.101010.50.53No
930019.51.0522−77.40−89.3810.510.50.53.5No
1035015.51.0717−77.32−90.3410.510.50.53.5No
1160032.51.17124−74.27−89.580.50.500.50.52No
12550361.06140−74.07−91.180.5010.50.52.5No
1345027.51.2067−72.90−91.30010.50.50.52.5No
1450022.51.2550−74.05−92.90110.510.54No
15140022.51.25139−73.73−93.680.51110.54Yes
16145019.51.29108−70.03−125.9711110.54.5Yes
171300271.25186−73.89−94.640.51110.54Yes
18400201.1131−78.03−92.951100.50.53No
1932518.51.1822−78.21−93.201100.50.53No
202009.51.114−78.20−93.8210.500.50.52.5No
2160020.51.1649−78.15−94.621100.50.53No
2237518.51.0625−78.68−95.65100.50.50.52.5No
23250191.1118−78.52−96.1610.5110.54No
2470026.51.3096−78.13−96.3610.500.50.52.5No
2545022.51.2545−78.00−97.161100.50.53No
2625013.51.259−78.67−97.68110114No
2750024.51.1359−74.97−96.540.51110.54No
2840016.51.3621−74.86−97.4211010.53.5No
29550161.1328−75.07−99.5411110.54.5Yes
3082020.51.1668−74.73−99.0411110.54.5Yes
31650291.15107−75.07−99.540.51110.54Yes
32750311.07141−74.03−98.830.50010.52No
33950261.17126−74.21−100.191110.50.54No
34900301.14159−74.51−99.941010.50.53Yes
3530015.51.2114−74.72−100.091010.50.53No
3632511.51.308−75.24−96.951110.50.54No
37500341.13113−72.19−97.7001110.53.5Yes
38102540.51.19330−72.54−97.61000.510.52Yes
3940020.51.1633−72.51−98.3801110.53.5Yes
40525281.1581−72.42−99.230.51110.54Yes
4132520.51.1627−72.47−99.9401110.53.5Yes
4255033.51.16121−72.32−101.070.5110.50.53.5Yes
4322511.51.306−73.87−103.3000.5110.53No
4467526.51.1293−75.45−103.291110.514.5No
453509.51.386−78.41−101.961000.50.52No
46575231.1960−79.65−101.8010.5010.53No
47275121.188−80.03−101.6010.500.502No
48250131.178−80.15−101.4610.500.502No
4917521.51.1516−80.17−103.390.50.50.50.52No
50325221.2031−78.87−102.9110.50.50.502.5No
51225271.1632−80.40−105.610.51010.53No
521175231.19122−78.74−104.241110.514.5No
53125151.146−77.61−103.5610.50.50.513.5No
5422511.51.306−82.05−111.4210.5110.54No
55175231.1918−77.43−105.7711110.54.5No
5615091.252−77.70−74.5510.500.502No
5727513.51.2510−78.46−107.7710.510.503No
58175111.444−76.72−106.6111110.54.5No
5915012.51.275−76.87−106.38111115No
60120033.51.16264−79.15−111.05101114No
6145014.51.2319−79.60−111.4510010.52.5No
6220061.401−80.42−114.0010.50102.5No
63425101.228−75.22−106.9200.50.50.50.52No
64450181.1229−75.71−108.401010.513.5No
6537514.51.2315−76.11−107.681010.513.5No
66400171.2723−76.38−109.7810.51114.5No
6732510.51.337−74.60−110.620.5110.50.53.5No
68400191.2428−74.81−110.571110.50.54No
69350141.3313−75.00−110.430.5110.50.53.5No
70750301.14132−74.89−111.261110.50.54No
71230051.51.151197−75.60−110.701110.514.5Yes
72320058.51.132149−76.52−112.02111115Yes
7325015.51.0712−77.21−111.92100.50.513No
741025361.00261−77.72−112.6410.5110.54No
75300161.1315−77.67−114.0410.510.514No
76625261.1783−77.80−115.001110.514.5No
77650121.1818−78.08−115.37100.50.502No
7840010.51.339−78.11−115.93110.50.503No
7935013.51.2513−78.93−115.69100.5113.5No
8032520.51.2827−79.68−113.53110114No
8120061.401−80.38−115.1110.50113.5No
821254.51.250−80.38−115.1110.50113.5No
83150101.223−80.34−116.40110114No
84175031.51.10341−80.30−117.49111115No
85800201.2263−80.37−118.9010.51114.5No
8675018.51.3150−80.73−117.56111115No
8715010.51.333−80.81−118.65110114No
88225131.367−80.87−120.70100113No
8910091.252−80.27−117.62110002No
9015010.51.333−80.41−118.6511110.54.5No
9155029.51.1994−80.62−120.1210.51114.5No
9225012.51.278−79.96−120.2011110.54.5No
93150101.223−79.24−119.18110103No
9410081.001−79.37−119.00110002No
951257.51.141−79.78−115.181000.50.52No
961008.51.131−78.46−120.28100.5113.5No
97100028.51.19159−77.54−118.280.510.50.50.53No
98260049.51.111250−76.96−117.781110.514.5Yes
993850581.112542−76.07−115.940.511114.5No
100135027.51.29200−76.73−125.7611110.54.5Yes
1011100211.2195−76.93−125.7311110.54.5Yes
1021050201.1182−77.11−125.890.5110.50.53.5Yes
1032400391.17716−77.32−125.971110.50.54Yes
1041100221.20104−77.46−126.850.5110.50.53.5Yes
105550291.1591−79.24−128.120.5010.50.52.5No
106600171.2734−81.34−125.3510.50113.5No
10715011.51.304−82.36−127.50111115No
10860025.51.1377−83.98−133.021010.50.53No
109500391.11149−84.31−131.8710.510.50.53.5No
11012511.51.303−81.82−128.4510.51114.5No
11110081.291−81.20−129.58110002No
112550421.15190−81.62−130.38101114No
11327528.51.1944−81.87−130.76100113No
114350291.0758−82.41−134.851110.50.54No
11515010.51.333−81.10−132.5210.51114.5No
11640031.51.2578−81.36−133.6011100.53.5No
11710061.401−81.64−134.55100012No
11825015.51.0712−81.55−135.4810110.53.5No
11955021.51.1550−80.35−131.14111014No
12025011.51.306−80.50−134.03101114No
121950361.12242−80.23−134.2910.51103.5No
12225030.51.0346−79.57−132.881000.50.52No
12332523.51.2435−80.40−136.320.501113.5No
124400291.0066−80.08−138.890.50.5010.52.5No
12527532.51.1057−79.39−137.820.50.5110.53.5No
12612517.51.198−79.67−138.150.5010.50.52.5No
127250191.1118−79.76−139.691000.50.52No
128400241.1845−78.70−137.180.5100.50.52.5No
12930010.51.336−78.61−137.870.5010.50.52.5No
13060025.51.1377−78.39−139.2510.5110.54No
13142539.51.08130−79.00−142.1010.500.50.52.5No
132700311.00132−78.15−140.9110.510.50.53.5No
133675221.0064−77.91−140.891110.50.54No
134260052.51.061406−73.71−126.5401110.53.5Yes
135400281.1562−74.69−127.780.5110.50.53.5No
1362004.51.251−75.98−128.2101110.53.5Yes
137170047.51.16753−76.11−128.6401110.53.5No
138325161.1316−75.80−128.5701110.53.5No
139150019.51.17112−75.98−129.1101110.53.5Yes
1404505.51.203−75.90−129.2901110.53.5No
1411800361.06458−75.98−132.310.5110.50.53.5Yes
142900211.0078−76.24−132.630.5110.50.53.5Yes
14340051.002−76.22−133.140110.50.53No
144600131.1720−76.27−135.110110.50.53Yes
14595018.51.1864−76.27−136.120110.50.53Yes
1468009.51.1114−75.88−137.950110.50.53No
14727519.51.1721−75.62−138.080110.50.53No
1486008.51.139−78.09−153.8711110.54.5No
14945021.51.1541−78.13−155.2611110.54.5No
150775231.1980−77.88−153.6011110.54.5No
15127516.51.0615−77.89−154.8111110.54.5No
15210071.331−78.19−157.000110.50.53No
153125181.258−82.11−154.710010.50.52No
15410016.51.065−81.96−157.640010.50.52No
155150241.1817−81.53−163.391110.50.54No
156225151.0010−78.00−165.5200.50.510.52.5No
157100121.183−77.18−164.7700.50.510.52.5No
1581400341.13318−85.96−163.980.5110.50.53.5Yes
15940010.51.339−78.39167.560.51110.54Yes
16032516.51.2017−78.50166.0401110.53.5Yes
1611600291.07264−78.61165.0801110.53.5Yes
162205039.51.14628−78.73163.6701110.53.5Yes
1632250331.13481−77.78168.6701110.53.5Yes
164180029.51.19307−77.70166.8301110.53.5Yes
1651250211.10108−77.49166.7801110.53.5Yes
16642522.51.1442−77.23167.6801110.53.5Yes
16735020.51.1629−77.18166.940110.50.53Yes
16875016.51.2040−74.58164.2211110.54.5Yes
16960026.51.2183−73.80169.690.51110.54Yes
17095033.51.09209−73.42164.7001110.53.5Yes
171155034.51.16362−72.78169.890110.50.53Yes
17275017.51.1945−71.93170.4101110.53.5Yes
17350025.51.1364−76.45−165.1600.50.50.50.52No
17445034.51.09105−76.37−166.1600.50.50.50.52No
17545013.51.2516−76.12−72.410.51110.54Yes
1764009.51.387−73.68−78.910110.50.53No
177550201.2243−73.70−79.430.51110.54Yes
178300171.2717−74.67−78.720.51110.54Yes
Average62121.31.18121−77.56−120.280.690.690.710.740.573.40
  • The final column identifies whether the cone was a previously recognized volcano (Yes) or a new discovery (No). Most of the previously identified volcanoes are catalogued in LeMasurier et al. (1990).