id	sid	eid	entity	type
ajst-3255	1	1	academic journal of science and technology issn	ORG
ajst-3255	1	2	2771-3032	CARDINAL
ajst-3255	2	1	4	CARDINAL
ajst-3255	2	2	1	CARDINAL
ajst-3255	2	3	2022 67	CARDINAL
ajst-3255	2	4	wang1	PRODUCT
ajst-3255	2	5	1the	CARDINAL
ajst-3255	2	6	northwestern polytechnical university	ORG
ajst-3255	2	7	xi’an	GPE
ajst-3255	2	8	shaanxi province	GPE
ajst-3255	2	9	710072	DATE
ajst-3255	2	10	china	GPE
ajst-3255	2	11	earth	LOC
ajst-3255	8	1	1	CARDINAL
ajst-3255	10	1	two	CARDINAL
ajst-3255	11	1	first	ORDINAL
ajst-3255	12	1	second	ORDINAL
ajst-3255	15	1	first	ORDINAL
ajst-3255	16	1	second	ORDINAL
ajst-3255	17	1	third	ORDINAL
ajst-3255	18	1	fourth	ORDINAL
ajst-3255	19	1	fifth	ORDINAL
ajst-3255	21	1	2	CARDINAL
ajst-3255	21	2	2.1	CARDINAL
ajst-3255	21	3	2.1.1	CARDINAL
ajst-3255	23	1	three	CARDINAL
ajst-3255	24	1	two	CARDINAL
ajst-3255	31	1	2.1.2	CARDINAL
ajst-3255	32	1	1	CARDINAL
ajst-3255	33	1	1	CARDINAL
ajst-3255	37	1	two	CARDINAL
ajst-3255	38	1	one	CARDINAL
ajst-3255	40	1	2021	CARDINAL
ajst-3255	41	1	the moscow institute of physics and technology	ORG
ajst-3255	44	1	moscow	GPE
ajst-3255	45	1	68	CARDINAL
ajst-3255	45	2	kawasaki heavy industries	ORG
ajst-3255	45	3	700	CARDINAL
ajst-3255	45	4	honeywell	ORG
ajst-3255	47	1	estadual de campinas	ORG
ajst-3255	48	1	65	CARDINAL
ajst-3255	49	1	australia	GPE
ajst-3255	49	2	0.01(°	QUANTITY
ajst-3255	49	3	0.005°	QUANTITY
ajst-3255	49	4	0.01°	QUANTITY
ajst-3255	50	1	norwegian	NORP
ajst-3255	50	2	french	NORP
ajst-3255	50	3	january 2021	DATE
ajst-3255	51	1	russian	NORP
ajst-3255	51	2	ms-7	ORG
ajst-3255	52	1	2.1.3	CARDINAL
ajst-3255	56	1	the united states	GPE
ajst-3255	56	2	first	ORDINAL
ajst-3255	57	1	about 1986	DATE
ajst-3255	57	2	hrg130	PERSON
ajst-3255	58	1	1994	DATE
ajst-3255	58	2	delco company	ORG
ajst-3255	61	1	0.0005(	CARDINAL
ajst-3255	62	1	more than 50 million flight hours	QUANTITY
ajst-3255	63	1	the 1980s	DATE
ajst-3255	63	2	the united states	GPE
ajst-3255	63	3	soviet	NORP
ajst-3255	64	1	russia	GPE
ajst-3255	64	2	10	CARDINAL
ajst-3255	65	1	russian	NORP
ajst-3255	65	2	600(°	CARDINAL
ajst-3255	66	1	years	DATE
ajst-3255	66	2	russia	GPE
ajst-3255	67	1	russian	NORP
ajst-3255	68	1	the united states	GPE
ajst-3255	68	2	russia	GPE
ajst-3255	68	3	france	GPE
ajst-3255	70	1	china	GPE
ajst-3255	71	1	2002	DATE
ajst-3255	71	2	first	ORDINAL
ajst-3255	72	1	2018	DATE
ajst-3255	72	2	the shanghai academy	ORG
ajst-3255	72	3	first	ORDINAL
ajst-3255	73	1	china	GPE
ajst-3255	75	1	2.2	CARDINAL
ajst-3255	76	1	2.2.1	CARDINAL
ajst-3255	79	1	galileo	PRODUCT
ajst-3255	82	1	2	CARDINAL
ajst-3255	86	1	2.2.2	CARDINAL
ajst-3255	86	2	china	GPE
ajst-3255	87	1	march 2010	DATE
ajst-3255	87	2	9	CARDINAL
ajst-3255	87	3	technology[17	FAC
ajst-3255	88	1	69	CARDINAL
ajst-3255	88	2	all-day	DATE
ajst-3255	89	1	1000km	QUANTITY
ajst-3255	91	1	2018	DATE
ajst-3255	92	1	2020	DATE
ajst-3255	92	2	meng wang et al	PERSON
ajst-3255	94	1	abroad[22	PERSON
ajst-3255	95	1	3	CARDINAL
ajst-3255	95	2	2.3	CARDINAL
ajst-3255	102	1	about 10-250km[26][27	CARDINAL
ajst-3255	105	1	2.3.1	CARDINAL
ajst-3255	106	1	the 1980s	DATE
ajst-3255	107	1	1	CARDINAL
ajst-3255	107	2	nasa	ORG
ajst-3255	107	3	1998	DATE
ajst-3255	108	1	2005	DATE
ajst-3255	109	1	targets[28	GPE
ajst-3255	110	1	1960	DATE
ajst-3255	110	2	franklin	ORG
ajst-3255	110	3	the united states	GPE
ajst-3255	111	1	navigation[29	PERSON
ajst-3255	115	1	the united states	GPE
ajst-3255	115	2	astro	GPE
ajst-3255	115	3	germany jena	ORG
ajst-3255	115	4	station[30	PERSON
ajst-3255	116	1	china	GPE
ajst-3255	116	2	the 1980s	DATE
ajst-3255	116	3	a little later	DATE
ajst-3255	117	1	decades	DATE
ajst-3255	122	1	3	CARDINAL
ajst-3255	122	2	3.1	CARDINAL
ajst-3255	126	1	4	CARDINAL
ajst-3255	127	1	1974	DATE
ajst-3255	127	2	jpl	ORG
ajst-3255	127	3	first	ORDINAL
ajst-3255	128	1	1981	DATE
ajst-3255	128	2	the american institute of communication systems	ORG
ajst-3255	129	1	70	CARDINAL
ajst-3255	129	2	2004	DATE
ajst-3255	129	3	us	GPE
ajst-3255	130	1	europe	LOC
ajst-3255	130	2	japan	GPE
ajst-3255	131	1	the european space agency	ORG
ajst-3255	131	2	the united states department of defense	ORG
ajst-3255	132	1	2007	DATE
ajst-3255	132	2	nasa	ORG
ajst-3255	132	3	the u.s. department of defense	ORG
ajst-3255	132	4	first	ORDINAL
ajst-3255	132	5	2017	DATE
ajst-3255	133	1	about 4.8km[36	CARDINAL
ajst-3255	134	1	china	GPE
ajst-3255	135	1	2007	DATE
ajst-3255	135	2	ping shuai	PERSON
ajst-3255	136	1	2016	DATE
ajst-3255	136	2	the chinese academy of sciences	ORG
ajst-3255	136	3	2	CARDINAL
ajst-3255	136	4	about 20km[38	CARDINAL
ajst-3255	137	1	2019	DATE
ajst-3255	137	2	the chinese academy of sciences	ORG
ajst-3255	137	3	china	GPE
ajst-3255	137	4	first	ORDINAL
ajst-3255	137	5	about 10km[39	CARDINAL
ajst-3255	141	1	3.2	CARDINAL
ajst-3255	143	1	milliangle per meter[40	PRODUCT
ajst-3255	147	1	5	CARDINAL
ajst-3255	147	2	nasa	ORG
ajst-3255	147	3	voyager 1 after years	DATE
ajst-3255	149	1	the european space agency	ORG
ajst-3255	149	2	the japan aerospace exploration agency	ORG
ajst-3255	150	1	the european space agency	ORG
ajst-3255	150	2	ulysses detector	PERSON
ajst-3255	150	3	1992	DATE
ajst-3255	151	1	japan aerospace research and development agency	ORG
ajst-3255	152	1	1998	DATE
ajst-3255	152	2	shanghai	GPE
ajst-3255	152	3	nasa	ORG
ajst-3255	153	1	first	ORDINAL
ajst-3255	153	2	china	GPE
ajst-3255	153	3	2004	DATE
ajst-3255	153	4	1	CARDINAL
ajst-3255	154	1	shanghai	GPE
ajst-3255	154	2	urumqi	GPE
ajst-3255	154	3	kunming	GPE
ajst-3255	155	1	2km	QUANTITY
ajst-3255	155	2	5cm/s.	ORG
ajst-3255	155	3	2007	DATE
ajst-3255	156	1	china	GPE
ajst-3255	159	1	1	CARDINAL
ajst-3255	164	1	71 4	DATE
ajst-3255	164	2	1	CARDINAL
ajst-3255	169	1	1	CARDINAL
ajst-3255	169	2	zhou j.	PERSON
ajst-3255	169	3	2001	DATE
ajst-3255	170	1	northwestern polytechnical university publishing house	ORG
ajst-3255	171	1	2	CARDINAL
ajst-3255	171	2	2009	DATE
ajst-3255	172	1	3840	CARDINAL
ajst-3255	173	1	3	CARDINAL
ajst-3255	175	1	2022	CARDINAL
ajst-3255	175	2	2021	CARDINAL
ajst-3255	176	1	9	CARDINAL
ajst-3255	176	2	23-30	CARDINAL
ajst-3255	177	1	4	CARDINAL
ajst-3255	178	1	2021	CARDINAL
ajst-3255	181	1	5	CARDINAL
ajst-3255	181	2	y y，ambartsumyan	PERSON
ajst-3255	182	1	2021	CARDINAL
ajst-3255	182	2	2021 28th	DATE
ajst-3255	183	1	6	CARDINAL
ajst-3255	183	2	k，et	PRODUCT
ajst-3255	184	1	2021	CARDINAL
ajst-3255	185	1	2021 28th	DATE
ajst-3255	185	2	1-4	CARDINAL
ajst-3255	186	1	m，ferreira e c.	PERSON
ajst-3255	186	2	2021	CARDINAL
ajst-3255	187	1	2021	CARDINAL
ajst-3255	188	1	8	CARDINAL
ajst-3255	188	2	g，goudon j c，roberfroid d.	PERSON
ajst-3255	188	3	2011	DATE
ajst-3255	188	4	aeronautical applications	ORG
ajst-3255	190	1	9	CARDINAL
ajst-3255	190	2	wei x	PERSON
ajst-3255	190	3	deng l.	PERSON
ajst-3255	190	4	2018	DATE
ajst-3255	191	1	6	CARDINAL
ajst-3255	191	2	17	CARDINAL
ajst-3255	192	1	10	CARDINAL
ajst-3255	192	2	2009	DATE
ajst-3255	193	1	beijing	GPE
ajst-3255	194	1	11	CARDINAL
ajst-3255	194	2	p，bodunov s b.	PERSON
ajst-3255	194	3	2017	CARDINAL
ajst-3255	195	1	24	CARDINAL
ajst-3255	195	2	saint petersburg	GPE
ajst-3255	195	3	1-3	CARDINAL
ajst-3255	196	1	12	CARDINAL
ajst-3255	196	2	zhao w l	PERSON
ajst-3255	196	3	rong y j	PERSON
ajst-3255	197	1	2015	CARDINAL
ajst-3255	198	1	7th	ORDINAL
ajst-3255	198	2	annual	DATE
ajst-3255	198	3	chinese	NORP
ajst-3255	198	4	266	CARDINAL
ajst-3255	199	1	13	CARDINAL
ajst-3255	199	2	zhao w l	PERSON
ajst-3255	199	3	yang h	PERSON
ajst-3255	199	4	li s l	PERSON
ajst-3255	199	5	cheng y x.	PERSON
ajst-3255	199	6	2020	DATE
ajst-3255	200	1	44	CARDINAL
ajst-3255	200	2	488	CARDINAL
ajst-3255	201	1	14	CARDINAL
ajst-3255	201	2	wu g h.	PERSON
ajst-3255	201	3	1998	DATE
ajst-3255	202	1	china communications press	ORG
ajst-3255	202	2	beijing	GPE
ajst-3255	203	1	15	CARDINAL
ajst-3255	203	2	q，zhang	ORG
ajst-3255	203	3	2015	CARDINAL
ajst-3255	204	1	wuhan university press	ORG
ajst-3255	204	2	beijing	GPE
ajst-3255	205	1	16	CARDINAL
ajst-3255	206	1	gao x j.	PERSON
ajst-3255	206	2	2018	DATE
ajst-3255	207	1	33	CARDINAL
ajst-3255	207	2	62	CARDINAL
ajst-3255	208	1	17	CARDINAL
ajst-3255	208	2	wang j s	PERSON
ajst-3255	208	3	chen j	PERSON
ajst-3255	209	1	2012	DATE
ajst-3255	209	2	leos	PERSON
ajst-3255	210	1	geomatics	PERSON
ajst-3255	210	2	wuhan university	ORG
ajst-3255	210	3	37	CARDINAL
ajst-3255	210	4	441	CARDINAL
ajst-3255	211	1	18	CARDINAL
ajst-3255	212	1	2019	DATE
ajst-3255	212	2	1.0	CARDINAL
ajst-3255	214	1	19	CARDINAL
ajst-3255	214	2	china	GPE
ajst-3255	215	1	2019	DATE
ajst-3255	216	1	gfxz	PERSON
ajst-3255	217	1	20	CARDINAL
ajst-3255	217	2	j x	PERSON
ajst-3255	217	3	wang x l	PERSON
ajst-3255	218	1	2018	DATE
ajst-3255	219	1	journal of beijing university of aeronautics	ORG
ajst-3255	219	2	astronautics	ORG
ajst-3255	219	3	44	DATE
ajst-3255	219	4	1496-1503	DATE
ajst-3255	220	1	21	CARDINAL
ajst-3255	220	2	wang m	PERSON
ajst-3255	220	3	dan t	PERSON
ajst-3255	220	4	wang d.	PERSON
ajst-3255	220	5	2020	DATE
ajst-3255	221	1	49	CARDINAL
ajst-3255	221	2	1158-1167	DATE
ajst-3255	222	1	22	CARDINAL
ajst-3255	222	2	zhou y,	PERSON
ajst-3255	222	3	zhou l.	PERSON
ajst-3255	222	4	2022	CARDINAL
ajst-3255	223	1	4	CARDINAL
ajst-3255	223	2	85-91	CARDINAL
ajst-3255	224	1	23	CARDINAL
ajst-3255	225	1	2020	DATE
ajst-3255	227	1	24	CARDINAL
ajst-3255	227	2	chen j z. (	PERSON
ajst-3255	227	3	2000	DATE
ajst-3255	228	1	1	CARDINAL
ajst-3255	228	2	62-65	CARDINAL
ajst-3255	229	1	25	CARDINAL
ajst-3255	229	2	zhang w	PERSON
ajst-3255	229	3	zhang h.	PERSON
ajst-3255	229	4	2016	CARDINAL
ajst-3255	230	1	3	CARDINAL
ajst-3255	230	2	204	CARDINAL
ajst-3255	231	1	26	CARDINAL
ajst-3255	231	2	j l.	PERSON
ajst-3255	231	3	2000	DATE
ajst-3255	233	1	reston	GPE
ajst-3255	233	2	53-61	CARDINAL
ajst-3255	234	1	27	CARDINAL
ajst-3255	234	2	j c.	PERSON
ajst-3255	234	3	2007	DATE
ajst-3255	234	4	leo satellite	GPE
ajst-3255	235	1	11	CARDINAL
ajst-3255	235	2	222228	CARDINAL
ajst-3255	236	1	28	CARDINAL
ajst-3255	236	2	zhang w	PERSON
ajst-3255	236	3	xu j	PERSON
ajst-3255	236	4	huang q l	PERSON
ajst-3255	236	5	2020	DATE
ajst-3255	237	1	3	CARDINAL
ajst-3255	237	2	8	CARDINAL
ajst-3255	238	1	29	CARDINAL
ajst-3255	238	2	1960	DATE
ajst-3255	239	1	48	CARDINAL
ajst-3255	239	2	532-541	CARDINAL
ajst-3255	240	1	30	CARDINAL
ajst-3255	240	2	2005	DATE
ajst-3255	241	1	27	CARDINAL
ajst-3255	241	2	91-96	CARDINAL
ajst-3255	242	1	31	CARDINAL
ajst-3255	242	2	zhou	PERSON
ajst-3255	242	3	2020	DATE
ajst-3255	244	1	32	CARDINAL
ajst-3255	244	2	chester t j	ORG
ajst-3255	244	3	s a.	PERSON
ajst-3255	244	4	1981	DATE
ajst-3255	245	1	nasa tech	ORG
ajst-3255	245	2	81n27129	CARDINAL
ajst-3255	246	1	33	CARDINAL
ajst-3255	246	2	2004	DATE
ajst-3255	247	1	industry day	DATE
ajst-3255	248	1	34	CARDINAL
ajst-3255	248	2	chen s l	PERSON
ajst-3255	248	3	wu	PERSON
ajst-3255	249	1	2007	DATE
ajst-3255	250	1	astronautics	ORG
ajst-3255	250	2	28	CARDINAL
ajst-3255	250	3	1538-1543	CARDINAL
ajst-3255	251	1	35	CARDINAL
ajst-3255	251	2	qian w p	PERSON
ajst-3255	251	3	guo j h	PERSON
ajst-3255	251	4	zhao h.	PERSON
ajst-3255	251	5	2015	DATE
ajst-3255	252	1	journal of nanjing university of information science	ORG
ajst-3255	252	2	7	CARDINAL
ajst-3255	252	3	241	CARDINAL
ajst-3255	252	4	72	DATE
ajst-3255	253	1	36	CARDINAL
ajst-3255	253	2	wang h m. (	PERSON
ajst-3255	253	3	2018	DATE
ajst-3255	253	4	nasa	ORG
ajst-3255	253	5	first	ORDINAL
ajst-3255	253	6	xnav	ORG
ajst-3255	254	1	chinese	NORP
ajst-3255	254	2	38	CARDINAL
ajst-3255	254	3	277	CARDINAL
ajst-3255	255	1	37	CARDINAL
ajst-3255	255	2	chen s l	PERSON
ajst-3255	255	3	wu	PERSON
ajst-3255	255	4	2007	DATE
ajst-3255	256	1	chin	PERSON
ajst-3255	257	1	j. space sci.	PERSON
ajst-3255	257	2	27	CARDINAL
ajst-3255	257	3	169	CARDINAL
ajst-3255	258	1	38	CARDINAL
ajst-3255	258	2	zheng s j	PERSON
ajst-3255	258	3	ge	ORG
ajst-3255	258	4	2017	CARDINAL
ajst-3255	259	1	scientia sinica(physica，mechanica&astronomica	GPE
ajst-3255	259	2	47	CARDINAL
ajst-3255	259	3	1-9	CARDINAL
ajst-3255	260	1	39	CARDINAL
ajst-3255	260	2	zheng s j	PERSON
ajst-3255	261	1	2019	DATE
ajst-3255	262	1	244	CARDINAL
ajst-3255	262	2	1	CARDINAL
ajst-3255	263	1	40	CARDINAL
ajst-3255	263	2	zhou x k	PERSON
ajst-3255	263	3	chen z.	PERSON
ajst-3255	263	4	2010	DATE
ajst-3255	264	1	china	GPE
ajst-3255	264	2	3	CARDINAL
ajst-3255	264	3	52	CARDINAL
ajst-3255	265	1	41	CARDINAL
ajst-3255	265	2	huang y	PERSON
ajst-3255	265	3	hu x g	PERSON
ajst-3255	265	4	huang	PERSON
ajst-3255	265	5	2006	DATE
ajst-3255	265	6	1	CARDINAL
ajst-3255	266	1	1	CARDINAL
ajst-3255	266	2	82	CARDINAL