IOTA Asteroid Occultation Reports for 2021

Event Date(UT) yyyy/mm/dd	Asteroid Number	Asteroid Name	Asteroid Profiles	Observers	Observer Sites
2021/07/28	526	Jena
2021/07/27	276	Adelheid
2021/07/26	2052	Tamriko
2021/07/26	850	Altona
2021/07/26	1021	Flammario
2021/07/26	6	Hebe
2021/07/25	2052	Tamriko	Occult	S. Messner	MN
2021/07/24	150577	2000 UQ19	Occult	G. Viscome	NY
2021/07/24	51202	2000 JR6	Occult	G. Viscome	NY
2021/07/22	12242	Koon	Occult	C. Gao/K. Green	CT
2021/07/20	1021	Flammario	DAMIT	K. Bender, R. Nolthenius	CA
2021/07/20	1107	Lictoria	Occult	C. McPartlin	CA
2021/07/20	780	Armenia	ISAM	R. Bria	CT
2021/07/19	3642	Frieden	Occult	S. Messner, D. Oesper(m)	WI
2021/07/15	131	Vala	Occult	R. Nolthenius	CA
2021/07/15	480	Hansa	Occult	W. Thomas	AZ
2021/07/14	2311	El Leoncito	Occult	K. Bender, R. Nolthenius	CA
2021/07/11	1872	Helenos	Occult	G. Viscome, C. McPartlin(m)	ALL
2021/07/11	491	Carina	Occult	S. Messner	WI
2021/07/11	16614	1993 FS35	Occult	G. Viscome	NY
2021/07/10	419	Aurelia	DAMIT	R. Jones, G. Lyzenga, C. MoPartlin, V. Sempronio, P. Stuart	ALL
2021/07/10	83	Beatrix	Occult	J. Moore, B. Whitehurst	OK
2021/07/09	267	Tirza	Occult	J. Barton	TX
2021/07/07	165	Loreley	DAMIT	W. Thomas	AZ
2021/07/07	132	Aethra	DAMIT	J. Bardecker, T. Swift	CA
2021/07/06	376	Geometria	Occult	P. Ceravolo/D. Ceravolo	BC
2021/07/05	2232	Altaj	Occult	D. Oesper	WI
2021/07/04	491	Carina	Occult	E. Smith	GA
2021/07/03	1200	Imperatrix	Occult	R. Venable (1+, 1m)	GA
2021/07/03	83	Beatrix	Occult	J. Moore, B. Whitehurst	OK
2021/06/30	420	Bertholda	Occult	J. Barton, C. McPartlin, P. Stuart, P. Maley(m)	ALL
2021/06/30	4337	Arecibo	Occult	K. Bender, C. Kitting, R. Nolthenius, T. Swift(m), H. Throop(m)	East West
2021/06/30	297052	2010 HB81	Occult	P. Stuart	TX
2021/06/22	77	Frigga	Occult	S. Messner	IA
2021/06/20	2363	Cebriones	Occult	S. Conard	MD
2021/06/19	758	Mancunia	DAMIT	N. Carlson, K. Cobble	ALL
2021/06/19	3451	Mentor	Occult	S. Messner	MN
2021/06/18	619	Triberga	Occult	J. Moore, T. Swift	ALL
2021/06/18	10	Hygiea	DAMIT	T. Blank, N. Carlson, T. George, P. Stuart, D. Eisfeldt(m)	ALL
2021/06/17	1021	Flammario	Occult	K. Cobble. K. Getrost, J. Moore, G. Viscome, D. Wing(m)	ALL
2021/06/16	2009	Voloshina	Occult	D. Oesper, K. Getrost(m), S. Messner(m)	ALL
2021/06/16	18488	1996 AY3	Occult	G. Viscome, D. Oesper(m)	ALL
2021/06/15	1867	Deiphobus	Occult	P. Stuart	TX
2021/06/15	569	Misa	Occult	D. Oesper	WI
2021/06/15	2426	Simonov	Occult	R. Nolthenius	CA
2021/06/14	23025	1999 WR9	Occult	D. Oesper	WI
2021/06/14	128	Nemesis	Occult	R. Dunford, D. Oesper(m)	ALL
2021/06/13	6214	Mikhailgrinev	Occult	D. Oesper	WI
2021/06/12	5651	Traversa	Occult	P. Maley, T. Blank(m)	AZ
2021/06/12	105	Artemis	Occult	R. Dunford, S. Messner, D. Oesper	ALL
2021/06/12	264	Libussa	DAMIT	D. Oesper, P. Stuart	ALL
2021/06/11	2264	Sabrina	Occult	P. Maley	AZ
2021/06/09	4337	Arecibo Potential Satellite	Occult	K. Bender, R. Nolthenius	CA
2021/06/07	1269	Rollandia	Occult	W. Gimple, G. Viscome	ALL
2021/06/07	419	Aurelia	DAMIT	S. Messner	IA
2021/06/06	2245	Hekatostos	Occult	T. Blank, P. Maley(m)	AZ
2021/06/05	1890	Konoshenkova	Occult	R. Dunford, D. Oesper(m)	ALL
2021/06/04	7815	Dolon	Occult	P. Maley	AZ
2021/06/03	57928	2002 GD77	Occult	D. Oesper	WI
2021/06/02	17297	3560 P-L	Occult	W. Thomas	AZ
2021/06/02	342	Endymion	Occult	J. Bardecker	NV
2021/06/02	1200	Imperatrix	Occult	S. Messner, D. Oesper	ALL
2021/05/30	2426	Simonov	Occult	P. Maley	AZ
2021/05/30	184	Dejopeja	Occult	A. Olsen, C. Anderson(m), R. Dunford(m), D. Oesper(m)	ALL
2021/05/30	195	Eurykleia	DAMIT	D. Oesper	AZ
2021/05/30	300	Geraldina	Occult	P. Maley	AZ
2021/05/29	164	Eva	DAMIT	J. Bardecker, D. Oesper, T. Swift	ALL
2021/05/29	14758	6519 P-L	Occult	T. George	AZ
2021/05/29	1309	Hyperborea	DAMIT	R. Venable(2+,1m)	GA
2021/05/28	227	Philosophia	Occult	S. Aguirre	MX
2021/05/27	176	Iduna	DAMIT	J. Bardecker	NV
2021/05/24	385	Ilmatar	Occult	P. Maley, W. Thomas	AZ
2021/05/24	1834	Palach	Occult	G. Viscome	NY
2021/05/23	895	Helio	Occult	P. Maley	AZ
2021/05/23	5070	Arai	Occult	P. Maley	AZ
2021/05/23	2363	Cebriones	Occult	A. Olsen	IL
2021/05/22	1392	Pierre	Occult	N. Carlson, P. Maley	AZ
2021/05/22	2326	Tololo	Occult	R. Venable	GA
2021/05/21	667	Denise	Occult	P. Sada	MX
2021/05/21	87	Sylvia	DAMIT	S. Messner, A. Howell(m)	ALL
2021/05/20	28978	Ixion	Occult	D. Dunham/J. Dunham, T. George, P. Maley, P. Stuart, K. Green/C. Gao(m)	East West
2021/05/19	2697	Albina	Occult	T. Blank, T. George, P. Maley, W. Thomas	AZ
2021/05/19	75	Eurydike	Occult	P. Maley	AZ
2021/05/18	758	Mancunia	DAMIT	R. Bria, K. Green/C. Gao	CT
2021/05/16	804	Hispania	Occult	T. Blank, D. Dunham/J. Junham, T. George, P. Maley, W. Thomas	AZ
2021/05/15	633	Gerlinde	Occult	D. Eisfeldt	TX
2021/05/15	276	Adelheid	DAMIT	D. Caton	NC
2021/05/15	677	Aaltje	Occult	J. Barton, D. Eisfeldt	TX
2021/05/13	1269	Rollandia	Occult	P. Maley	CA
2021/05/13	245	Vera	DAMIT	K. Bender, R. Jones, P. Maley, R. Nolthenius, G. Lyzenga(m)	CA
2021/05/13	3803	Tuchkova	Occult	P. Maley	CA
2021/05/12	132	Aethra	DAMIT	A. Olsen, R. Dunford(m)	IL
2021/05/12	1086	Nata	Occult	J. Bardecker, J. Bean, N. Carlson, P. Maley, W. Thomas, T. Blank(m)	ALL
2021/05/11	348	May	Occult	T. Blank, T. George, P. Maley, W. Thomas	ALL
2021/05/09	617	Patroclus/Menoetius	Occult	T. Blank(2+, 1m), N. Carlson, M. Collins, K. Getrost, R. Jones, G. Lyzenga, P. Maley, C. Mcpartlin, R. Nugent, M. Smith, S. Aguirre(m), D. Dunham/J. Dunham(5m), T. George(m), K. Green/C. Gao(m), A. Olsen(m), R. Venable(5m),	East West
2021/05/09	358	Apollonia	Occult	P. Sada	MX
2021/05/07	99323	2001 TE205	Occult	S. Brazill	TX
2021/05/06	99942	Apophis
2021/05/04	2363	Cebriones	Occult	P. Sada	MX
2021/05/01	3317	Paris	Occult	T. George, W. Thomas(m)	AZ
2021/04/29	1263	Varsavia	DAMIT	D. Dunham/J. Dunham, T. George, D. Kenyon(m), P. Maley(m), P. Sada(m), W. Thomas(m)	ALL
2021/04/26	275	Sapientia	Occult	S. Brazill, T. George, P. Stuart	ALL
2021/04/26	11	Parthenope	Occult	R. Venable	GA
2021/04/24	305	Gordonia	Occult	P. Maley	AZ
2021/04/24	380	Fiducia	DAMIT	R. Bria, K. Green/C. Gao	CT
2021/04/23	313	Chaldaea	Occult	P. Ceravolo/D. Ceravolo	BC
2021/04/20	1390	Abastumani	Occult	B. Dean	OR
2021/04/20	776	Berbericia	DAMIT	K. Bender, D. Breit, P. Maley	ALL
2021/04/20	2326	Tololo	Occult	C. Anderson	ID
2021/04/19	216	Kleopatra	DAMIT	P. Maley, W. Thomas, T. George(m)	AZ
2021/04/18	783	Nora	Occult	J. Bardecker	NV
2021/04/18	1076	Viola	Occult	T. George, P. Maley(m)	AZ
2021/04/16	278	Paulina	DAMIT	P. Maley, W. Thomas(m)	AZ
2021/04/16	136108	Hi'iaka	Occult	R. Kamin/B. Earls, E. Warner/B. Holler, R. Dunford(m), D. Gamble(m), W. Hanna(m), G. Lyzenga(m), A. Olsen(m), S. Preston(m), E. Smith(m), T. Swift(m)	East West
2021/04/14	58931	Palmys	Occult	W. Thomas	AZ
2021/04/14	643	Scheherezade	Occult	A. Howell, S. Messner	ALL
2021/04/13	131	Vala	Occult	P. Maley, W. Thomas, T. George(m)	AZ
2021/04/12	356	Liguria	Occult	P. Ceravolo/D. Ceravolo	BC
2021/04/11	99942	Apophis	Occult	N. Carlson, K. Getrost, V. Sempronio	NW NM SW NM
2021/04/11	931	Whittemora	Occult	D. Eisfeldt, J. Barton(m)	TX
2021/04/09	2908	Shimoyama	Occult	P. Maley, W. Thomas(m)	AZ
2021/04/09	593	Titania	Occult	R. Bria, K. Green/C. Gao	CT
2021/04/08	163	Erigone	Occult	D. Caton	NC
2021/04/07	356	Liguria	Occult	D. Caton, R. Dunford, D. Oesper	ALL
2021/04/05	34642	2000 WN2	Occult	W. Thomas	AZ
2021/04/05	412	Elisabetha	Occult	C. McPartlin	CA
2021/04/05	156	Xanthippe	Occult	C. Anderson	ID
2021/04/04	1017	Jacqueline	Occult	T. George, P. Maley	AZ
2021/04/04	99942	Apophis	Occult	N. Carlson, K. Getrost, R. Venable(1+, 3m)	NM/North NM/South
2021/04/04	7922	Violalaurenti	Occult	P. Stuart	TX
2021/04/04	380	Fiducia	Occult	P. Maley, W. Thomas(m)	AZ
2021/04/04	76	Freia	Occult	R. Dunford, K. Green/C. Gao, D. Oesper	ALL
2021/04/02	556	Phyllis	Occult	J. Bardecker, P. Stuart(m)	ALL
2021/04/02	21607	Robel	DAMIT	R. Dunford, D. Oesper(m)	ALL
2021/03/31	75	Eurydike	Occult	C. McPartlin	CA
2021/03/30	481	Emita	Occult	C. Anderson	ID
2021/03/30	547	Praxidis	Occult	T. George, P. Maley, T. Blank(m)	AZ
2021/03/30	237	Coelestina	DAMIT	P. Tartabini, C. Anderson(m), D. Dunham/J. Dunham(m) possible double event	ALL
2021/03/29	4224	Susa	Occult	R. Jones, G. Lyzenga, S. Messner, K. Getrost(m)	East West
2021/03/29	240	Vanadis	Occult	N. Carlson, R. Frankenberger, P. Maley, R. Nugent(m)	ALL
2021/03/29	828	Lindemannia	Occult	R. Dunford	IL
2021/03/28	84	Klio	Occult	J. Bardecker, T. George, P. Maley, T. Swift(m)	ALL
2021/03/28	931	Whittemora	Occult	P. Maley, T. Swift	ALL
2021/03/28	940	Kordula	Occult	G. Viscome	ALL
2021/03/27	93	Minerva	DAMIT	K. Bender, D. Breit, S. Messner, R. Nolthenius	ALL
2021/03/26	275	Sapientia	Occult	W. Gimple	CA
2021/03/26	1582	Martir	DAMIT	K. Bender	CA
2021/03/24	163	Erigone	Occult	J. Barton, S. Messner, D. Eisfeldt(m)	TX
2021/03/23	285	Regina	Occult	K. Bender, R. Nolthenius	CA
2021/03/22	2311	El Leoncito	Occult	P. Maley	AZ
2021/03/22	99942	Apophis	Occult	R. Venable (1+, 4m), D. Dunham/J. Dunham(m), K. Getrost(m), A. Olsen(m), N. Smith/L. Dorsey(m)	East FL
2021/03/22	1540	Kevola	DAMIT	J. Bardecker	NV
2021/03/20	258	Tyche	Occult	D. Oesper, K. Getrost(m)	ALL
2021/03/20	373	Melusina	Occult	D. Eisfeldt, S. Messner	TX
2021/03/18	8	Flora	Occult	S. Aguirre, T. Blank(1+,3m), D. Dunham/J. Dunham(3+,1m), D. Eisfeldt, T. George, D. Kenyon, S. Messner, R. Nugent, P. Stuart, J. Barton(m), N. Carlson(m), R. Jones(m), G. Lyzenga(m), P. Maley(m), W. Thomas(m)	ALL
2021/03/16	11768	Merrill	Occult	K. Green/C. Gao	CT
2021/03/16	420	Bertholda	Occult	C. Anderson	ID
2021/03/15	8	Flora	DAMIT	S. Messner, J. Moore/K. Cook	OK
2021/03/14	318	Magdalena	Occult	W. Hanna	MT
2021/03/14	309	Fraternitas	Occult	T. George	AZ
2021/03/13	536	Merapi	Occult	T. Swift, J. Bardecker(m), P. Stuart(m)	All
2021/03/13	1070	Tunica	Occult	P. Stuart	TX
2021/03/12	592	Bathseba	Occult	R. Venable (2+, 3m)	GA
2021/03/08	163	Erigone	DAMIT	J. Barton, D. Eisfeldt	TX
2021/03/07	99942	Apophis	Occult	D. Dunham/J. Dunham(2+, 3m), R. Nugent, N. Carlson(m), P. Ceravolo/D. Ceravolo(m), K. Getrost(m), B. Gowe(m), J. Moore(2m), M. Skrutskie(m), R. Venable(4m)	BC CO OK LA
2021/03/07	380	Fiducia	DAMIT	J. Barton	TX
2021/03/06	79	Eurynome	Occult	P. Maley, W. Thomas	AZ
2021/03/06	266	Aline	Occult	T. Luton, S. Messner	All
2021/03/05	54056	2000 GT133	Occult	D. Oesper	WI
2021/03/04	733	Mocia	Occult	R. Dunford, D. Oesper(m), A. Olsen(m)	All
2021/03/01	872	Holda	Occult	M. Collins	AZ
2021/03/01	5492	Thoma	Occult	D. Oesper	WI
2021/02/28	804	Hispania	Occult	M. Skrutskie	CO
2021/02/27	799	Gudula	Occult	P. Maley	AZ
2021/02/27	747	Winchester	DAMIT	J. Bardecker/J. Mcbyrde	NV
2021/02/26	888	Parysa tis	Occult	C. McPartlin, G. Lyzenga(m)	CA
2021/02/26	41	Daphne	Occult	D. Dunham/J. Dunham(2+, 1m), D. Kenyon, P. Maley	AZ
2021/02/26	275	Sapientia	Occult	D. Oesper	WI
2021/02/24	94	Aurora	Occult	J. Barton, D. Eisfeldt, E. Smith(m)	All
2021/02/23	130	Elektra	DAMIT	C. McPartlin	CA
2021/02/22	383	Janina	Occult	P. Maley	AZ
2021/02/21	1224	Fantasia	DAMIT	D. Dunham/J. Dunham(2+, 3m), T. Blank(2m), N. Carlson(m), T. George(m), P. Maley(m)	AZ
2021/02/20	46	Hestia	DAMIT	R. Dunford, D. Oesper(m), A. Olsen(m)	All
2021/02/15	51	Nemausa	DAMIT	P. Maley, T. Blank(m), T. George(m)	AZ
2021/02/13	1873	Agenor	DAMIT	T. Blank, D. Dunham/J. Dunham, T. George, P. Maley	AZ
2021/02/12	15488	1999 CB75	Occult	G. Viscome	NY
2021/02/12	1242	Zambesia	Occult	D. Dunham/J. Dunham, P. Maley, T. Blank(m), W. Thomas(m)	AZ
2021/02/09	1641	Tana	DAMIT	T. George, T. Blank(m)	AZ
2021/02/09	2393	Suzuki	DAMIT	D. Caton	NC
2021/02/09	21257	Jizni Cechy	Occult	G. Viscome	NY
2021/02/08	2945	Zanstra	Occult	T. Blank, P. Maley(m)	AZ
2021/02/08	304	Olga	Occult	T. Blank, D. Dunham/J. Dunham (R only), T. George, P Maley	AZ
2021/02/04	733	Mocia	Occult	R. Venable (2+)	GA
2021/02/02	797	Montana	DAMIT	K. Bender, J. Moore, R. Nolthenius(m)	CA OK
2021/02/01	193	Ambrosia	DAMIT	D. Eisfeldt	TX
2021/01/31	158556	2002 JT37	Occult	K. Green	CT
2021/01/28	1102	Pepita	DAMIT	R. Dunford, D. Oesper(m)	All
2021/01/27	313	Chaldaea	DAMIT	D. Caton, A. Olsen	All
2021/01/25	943	Begonia	Occult	C. Anderson	ID
2021/01/23	333	Badenia	DAMIT	C. McPartlin, R. Dunford(m), D. Oesper(m)	All
2021/01/22	TNO	2004 XR190	Occult	K. Green/Chang Gao	CT
2021/01/20	204	Kallisto	Occult	K. Bender, R. Nolthenius	CA
2021/01/19	345	Tercidina	Occult	D. Caton	NC
2021/01/19	411	Xanthe	Occult	R. Venable(3+)	AL
2021/01/18	245	Vera	Occult	S. Messner	FL
2021/01/16	313	Chaldaea	Occult	K. Cobble, S. Messner	All
2021/01/16	41	Daphne	DAMIT	K. Cobble, D. Eisfeldt(m), T. George(m), T. Haugh(m), S. Messner(m)	All
2021/01/15	636	Erika	DAMIT	K. DeGroff	NM
2021/01/15	TNO	2003 YT179	Occult	T. George	AZ
2021/01/14	395	Delia	Occult	N. Carlson, K. Green(m), S. Messner(m)	All
2021/01/12	2533	Fechtig	Occult	A. Olsen, R. Dunford(m)	All
2021/01/12	423	Diotima	DAMIT	C. Anderson	ID
2021/01/12	356	Liguria	Occult	A. Olsen, C. Anderson(m)	All
2021/01/10	1958	Chandra	Occult	A. Scheck, S. Conard(m)	MD
2021/01/09	1237	Genevieve	DAMIT	G. Viscome	NY
2021/01/09	1598	Paloque	Occult	G. Viscome, K. Cobble(m)	All
2021/01/08	403	Cyane	Occult	P. Stuart	TX
2021/01/08	137	Meliboea	Occult	G. Viscome	NY
2021/01/08	932	Hooveria	Occult	D. Eisfeldt	TX
2021/01/07	345	Tercidina	Occult	N. Carlson, D. Dunham/J. Dunham(2+), P. Maley, W. Thomas(m)	AZ
2021/01/04	213	Lilaea	Occult	C. Anderson	ID
2021/01/04	304	Olga	Occult	P. Stuart	TX
2021/01/02	692	Hippodamia	Occult	P. Stuart	TX
2021/01/01	932	Hooveria	Occult	R. Dunford	IL
2021/01/01	439	Ohio	DAMIT	R. Jones	CA

(m) indicates a Miss observation within an event with at least 1 positive observation

Asteroid profiles only show the line of sight view at the time of the occultation.

The true size/shape of an asteroid in 3-dimensions cannot be determined from a single occultation.

Determining the Profile of an asteroid from a limited number of observations can lead to misrepresentations.

Asteroidal Occultation

Reviewed Results for North America