Markus Landgraf has estimated the number of interstellar dust particles that should have been captured by Stardust during two periods of the "cruise" phase of the interplanetary orbit in which the spacecraft was moving with this wind.
1	Markus	Markus	PROPN	NNP	Number=Sing	4	nsubj	4:nsubj	Discourse=context-background:106->110:1|Entity=(119-person-new-cf5-1,2-coref
2	Landgraf	Landgraf	PROPN	NNP	Number=Sing	1	flat	1:flat	Entity=119)
3	has	have	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux	4:aux	_
4	estimated	estimate	VERB	VBN	Tense=Past|VerbForm=Part	0	root	0:root	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	6:det	Entity=(120-abstract-new-cf6-2-sgl
6	number	number	NOUN	NN	Number=Sing	4	obj	4:obj|15:nsubj:pass	_
7	of	of	ADP	IN	_	10	case	10:case	_
8	interstellar	interstellar	ADJ	JJ	Degree=Pos	10	amod	10:amod	Entity=(11-object-giv:inact-cf4-3-coref(63-substance-giv:act-cf3-2-coref
9	dust	dust	NOUN	NN	Number=Sing	10	compound	10:compound	Entity=63)
10	particles	particle	NOUN	NNS	Number=Plur	6	nmod	6:nmod:of	Entity=11)
11	that	that	PRON	WDT	PronType=Rel	15	nsubj:pass	6:ref	Discourse=elaboration-attribute:107->106:0
12	should	should	AUX	MD	VerbForm=Fin	15	aux	15:aux	_
13	have	have	AUX	VB	VerbForm=Inf	15	aux	15:aux	_
14	been	be	AUX	VBN	Tense=Past|VerbForm=Part	15	aux:pass	15:aux:pass	_
15	captured	capture	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	6	acl:relcl	6:acl:relcl	_
16	by	by	ADP	IN	_	17	case	17:case	_
17	Stardust	Stardust	PROPN	NNP	Number=Sing	15	obl:agent	15:obl:agent	Entity=(8-object-giv:inact-cf1-1-coref-Stardust_%28spacecraft%29)
18	during	during	ADP	IN	_	20	case	20:case	_
19	two	two	NUM	CD	NumForm=Word|NumType=Card	20	nummod	20:nummod	Entity=(121-time-new-cf9-2-sgl
20	periods	period	NOUN	NNS	Number=Plur	15	obl	15:obl:during	_
21	of	of	ADP	IN	_	26	case	26:case	_
22	the	the	DET	DT	Definite=Def|PronType=Art	26	det	26:det	Entity=(122-event-new-cf7-5-sgl
23	"	''	PUNCT	``	_	24	punct	24:punct	SpaceAfter=No|XML=<q>
24	cruise	cruise	NOUN	NN	Number=Sing	26	compound	26:compound	SpaceAfter=No
25	"	''	PUNCT	''	_	24	punct	24:punct	XML=</q>
26	phase	phase	NOUN	NN	Number=Sing	20	nmod	20:nmod:of|36:obl:in	_
27	of	of	ADP	IN	_	30	case	30:case	_
28	the	the	DET	DT	Definite=Def|PronType=Art	30	det	30:det	Entity=(123-event-new-cf8-3-sgl
29	interplanetary	interplanetary	ADJ	JJ	Degree=Pos	30	amod	30:amod	_
30	orbit	orbit	NOUN	NN	Number=Sing	26	nmod	26:nmod:of	Entity=123)
31	in	in	ADP	IN	_	32	case	32:case	Discourse=elaboration-attribute:108->107:0
32	which	which	PRON	WDT	PronType=Rel	36	obl	26:ref	_
33	the	the	DET	DT	Definite=Def|PronType=Art	34	det	34:det	Entity=(8-object-giv:act-cf1-2-coref-Stardust_%28spacecraft%29
34	spacecraft	spacecraft	NOUN	NN	Number=Sing	36	nsubj	36:nsubj	Entity=8)
35	was	be	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	36	aux	36:aux	_
36	moving	move	VERB	VBG	Tense=Pres|VerbForm=Part	26	acl:relcl	26:acl:relcl	_
37	with	with	ADP	IN	_	39	case	39:case	_
38	this	this	DET	DT	Number=Sing|PronType=Dem	39	det	39:det	Entity=(115-abstract-giv:act-cf2*-2-coref
39	wind	wind	NOUN	NN	Number=Sing	36	obl	36:obl:with	Entity=115)122)121)120)|SpaceAfter=No
40	.	.	PUNCT	.	_	4	punct	4:punct	_
