Enlargement of depressions on comet 81P/Wild 2: Constraints based on 30-year cometary activity in the inner Solar System

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Table 1

Depression sizes and volumes on 81P explored side.

#	d	Dmin	D_max	Volume	Fraction	Region ^(a)
	(m)	(m)	(m)	(km³)	(%)
1	260	960	1620	${.136}_{- .022}^{+ .012}$ $.136_{ - .022}^{ + .012}$	46.7	Right foot

2	30	200	400	.001	0.3

3	140	620	800	${.035}_{- .006}^{+ .003}$ $.035_{ - .006}^{ + .003}$	12.0	Left foot
4	50	360	460

5	30	200	400	.001	0.3

6	65	500	600	${.008}_{- .002}^{+ .001}$ $.008_{ - .002}^{ + .001}$	2.8
7	45	300	420
8	30	140	220

9	180	1000	1280	${.097}_{- .016}^{+ .008}$ $.097_{ - .016}^{ + .008}$	33.3	Rahe
10	70	300	660

11	45	200	400	.001	0.4
12	30	100	240

13	40	360	580	.002	0.8

14	90	440	660	${.008}_{- .002}^{+ .001}$ $.008_{ - .002}^{ + .001}$	2.7	Hemenway

15	55	280	400	.002	0.7

Total				${.291}_{- .048}^{+ .025}$ $.291_{ - .048}^{ + .025}$	100.0

Notes. ^(a) Refer to Brownlee et al. (2004) for the nomenclature for each region.

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