Lower atmosphere and pressure evolution on Pluto from ground-based stellar occultations, 1988–2016

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Volume 625 (May 2019)

A&A, 625 (2019) A42

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Table A.1

Circumstances of observations.

DATE
Site	Coordinates	Telescope	Exp. time/cycle (s)	Observers
	altitude (m)	instrument/filter
2002 August 21

CFHT	19 49 30.88 N	3.6 m	1/1.583	C. Veillet
Hawaii	155 28 07.52 W	I (0.83 ± 0.1 μm)
	4200

2007 June 14

Pico dos Dias	22 32 7.80 S	1.6 m	0.4/0.4	F. Braga-Ribas,
Brazil	45 34 57.70 W	CCD/clear		D. Silva Neto
	1864
Hakos	23 14 50.4 S	IAS 0.5 m	1.373/1.373	M. Kretlow
Namibia	16 21 41.5 E	TC245 IOC/clear
	1825.
Paranal	24 37 39.44 S	UT1 8.2 m	0.1/0.1	V. Dhillon,
Chile	70 24 18.27 W	Ultracam/u′, g′, i′		S. Littlefair,
	2635			A. Doressoundiram
Paranal	29 15 16.59 S	VLT Yepun 8.2 m	1/1	B. Sicardy
Chile	70 44 21.82 W	NACO/Ks
	2315.

2008 June 22

Bankstown	33 55 56 S	0.275 m	1.28/1.28	T. Dobosz
Australia	151 01 45 E	video/clear
	24.9
Blue Mountains	33 39 51.9 S	0.25 m	1.28/1.28	D. Gault
Australia	150 38 27.9 E	video/clear
	286
Reedy Creek	28 06 29.9 S	0.25 m	6.30/8.82	J. Broughton
Australia	153 23 52.0 E	CCD/clear
	65
Glenlee	23 16 09.6 S	0.30 m	0.12/012	S. Kerr
Australia	150 30 00.8 E	video/clear
	50
Perth	31 47 21.5 S	0.25 m		G. Bolt
Australia	115 45 31.3 E	CCD/clear	2.0
	45		6.0

2008 June 24

CFHT	19 49 30.88 N	3.6 m	0.065/0.065	L. Albert
Hawaii	155 28 07.52 W	Wircam/K
	4200

2010 February 14

Pic du Midi	42 56 12.0 N	T1 m	0.32/0.32	J. Lecacheux
France	00 08 31.9 E	CCD/clear
	2862
Lu	46 37 26.3 N	0.35 m	0.35/0.50	C. Olkin,
Switzerland	10 22 00.3 E	video/clear		L. Wasserman
	1933
Sisteron	44 05 18.20 N	0.3 m	0.64/0.64	F. Vachier
France	05 56 16.3 E	Watec 120/clear
	634

2010 June 04

Mt John	43 59 13.6 S	1 m	0.32/0.32	B. Loader,
New Zealand	170 27 50.2 E	CCD/clear		A. Gilmore, P. Kilmartin
	1020

2010 June 04

Hobart	42 50 49.83 S	1 m	1/1	J. G. Greenhill,
Australia	147 25 55.32 E	Raptor/I		S. Mathers
	38
Blenheim	41 29 36.3 S	Bootes-3 0.6 m	0.50/1.75	W. H. Allen
New Zealand	173 50 20.7 E	CCD/r’
	37.5
Blenheim	41 29 36.3 S	0.4 m	2.5/6	W. H. Allen
New Zealand	173 50 20.7 E	CCD/clear
	37.5
Oxford	43 18 36.78 S	0.3 m	0.64/0.64	S. Parker
New Zealand	172 13 07.8 E	Video/clear
	221

2011 June 04

Santa Martina	33 16 09.0 S	0.4 m	2/2	R. Leiva
Chile	45 34 57.70 W	EMCCD/clear
	1450
La Silla	29 15 16.59 S	TRAPPIST S 0.6 m	3/4.4	E. Jehin
Chile	70 44 21.82 W	CCD/clear
	2315
San Pedro de	22 57 12.3 S	Caisey 0.5 m	2/2.87	A. Maury
Atacama, Chile	68 10 47.6 W	CCD/clear
	2397
Pico dos Dias	22 32 7.80 S	1.6 m	0.1/0.1	M. Assafin
Brazil	45 34 57.70 W	CCD/clear
	1864

2012 July 18

Santa Martina	33 16 09.0 S	0.4 m	1/1	R. Leiva
Chile	45 34 57.70 W	CCD/clear
	1450
Cerro Burek	31 47 12.4 S	ASH 0.45 m	13/15.7	N. Morales
Argentina	69 18 24.5 E	CCD/clear
	2591
Paranal	24 37 31.0 S	VLT Yepun 8.2 m	0.2/0.2	J. Girard
Chile	70 24 08.0 W	NACO/H
	2635
San Pedro de	22 57 12.3 S	ASH2 0.4 m	13/15.44	N. Morales
Atacama, Chile	68 10 47.6 W	CCD/clear
	2397
Huancayo	12 02 32.2 S	0.20 m	10.24/10.24	E. Meza
Peru	75 19 14.7 W	CCD/clear	5.12/5.12
	3344

2013 May 04

Pico dos Dias	22 32 07.8 S	B&C 0.6 m	4.5/6	M. Assafin,
Brazil	45 34 57.7 W	CCD/I		A. R. Gomes-Júnior
	1,811
Cerro Burek	31 47 14.5 S	ASH 0.45 m	6/8	J.L. Ortiz
Argentina	69 18 25.9 W	CCD/clear
	2591
Cerro Tololo	30 10 03.36 S	PROMPT 0.4 m	5/8	J. Pollock
Chile	70 48 19.01 W	P1, P3, P4, P5	P3 offset 2 sec
	2207	CCD/clear	P4 offset 4 sec
			P5 offset 6 sec
La Silla	29 15 21.276 S	Danish 1.54 m	Lucky Imager	L. Mancini
Chile	70 44 20.184 W	Lucky Imager/Z (>650n m	0.1/0.1
	2336	CCD/iXon response)

2013 May 04

La Silla	29 15 16.59 S	TRAPPIST S 0.6 m	4.5/6	E. Jehin
Chile	70 44 21.82 W	CCD/clear
	2315
Cerro Paranal	24 37 31.0 S	VLT Yepun 8.2 m	0.2/0.2	G. Hau
Chile	70 24 08.0 W	NACO/H
	2635.43
San Pedro de	22 57 12.3 S	Caisey 0.5 mf/8	3/4.58	A. Maury
Atacama, Chile	68 10 47.6 W	CCD/V
	2397
San Pedro de	22 57 12.3 S	Caisey 0.5 mf/6.8	4/4.905	L. Nagy
Atacama, Chile	68 10 47.6 W	CCD/B

2015 June 29

Lauder	45 02 17.39 S	Bootes-3/YA 0.60 m	0.05633/0.05728	M. Jelínek
New Zealand	169 41 00.88 W	EMCCD/clear		central flash detected
	382
Dunedin	45 54 31 S	0.35 m	5.12/5.12	A. Pennell, S. Todd,
New Zealand	170 28 46 E	CCD/clear		M. Harnisch, R. Jansen
	136			central flash detected
Darfield	43 28 52.90 S	0.25 m	0.32/0.32	B. Loader
New Zealand	172 06 24.40 E	CCD/clear		central flash detected
	210
Blenheim 1	41 32 08.60 S	0.28 m	0.64/0.64	G. McKay
New Zealand	173 57 25.10 E	CCD/clear
	18
Blenheim 2	41 29 36.27 S	0.4 m	0.32/0.32	W. H. Allen
New Zealand	173 50 20.72 E	CCD/clear
	38
Martinborough	41 14 17.04 S	0.25 m	0.16/0.16	P. B. Graham
New Zealand	175 29 01.18 E	CCD/B
	73
Greenhill Obs.	42 25 51.80 S	1.27 m	0.1/0.1	A. A. Cole,
Australia	147 17 15.80 E	EMCCD/B		A. B. Giles,
	641			K. M. Hill
Melbourne	37 50 38.50 S	0.20 m	0.32/0.32	J. Milner
Australia	145 14 24.40 E	CCD/clear
	110

2016 July 19

Pic du Midi	42 56 12.0 N	1 m	0.3/0.3	F. Colas,
France	00 08 31.9 E	EMCCD/clear		E. Meza
	2862
Valle d’Aosta	45 47 22.00 N	0.81 m	1/1	B. Sicardy,
Italy	7 28 42.00 E	EMCCD/clear		A. Carbognani
	1674
La Palma	28 45 14.4 N	TNG 3.58 m	1/5	L. di Fabrizio, A. Magazzú,
Spain	17 53 20.6 E	EMCCD/clear		V. Lorenzi, E. Molinari
	2387.2
Saint Véran	44 41 49.88 N	0.5 m	0.3/0.3	J.-E. Communal,
France	06 54 25.90 E	EMCCD/clear		S. de Visscher, F. Jabet,
	2936	0.62 m	0.2/0.2	J. Sérot
		near IR camera/
		RG 850 long pass
Calern	43 45 13.50 N	C2PU T1m	0.3/0.3	D. Vernet, J.-P. Rivet,
France	06 55 21.80 E	EMCCD/clear		Ph. Bendjoya, M. Devogèle
	1264

2016 July 19

Mitzpe Ramon	30 35 44.40 N	Jay Baum Rich	1/2.5	S. Kaspi, D. Polishook,
Israel	34 45 45.00 E	Telescope 0.7 m		N. Brosh, I. Manulis
	862	CCD/clear
Trebur	49 55 31.6 N	T1T 1.2 m	0.3/0.3	J. Ohlert
Germany	08 24 41.1 E	CMOS/clear
	90
Athens	37 58 06.8 N	0.4 m	2/4.5	K. Gazeas,
Greece	23 47 00.1 E	CCD/clear		L.Tzouganatos
	250
Ellinogermaniki	37 59 51.7 N	0.4 m	7/11	V. Tsamis,
Agogi, Pallini	23 58 36.2 E	CCD/clear		K.Tigani
Greece	169

Data sets not included in this work

2002 July 20

Arica	18 26 53.8 S	0.3 m	2/2	F. Colas
Chile	69 45 51.5 W	CCD/clear
	2500

2006 June 12

Stockport	34 19 55.31 S	0.50 m	1.5/2	B. Lade
Australia	138 43 45.38 E	CCD/clear
	24
Blue Mountains	33 39 51.9 S	0.25 m	1/2	D. Gault
Australia	150 38 27.9 E	CCD/clear
	286
Hobart	42 50 49.83 S	0.4 m	1.6/1.6	W. Beisker,
Australia	147 25 55.32 E			A. Doressoundiram,
	38			S. W. Dieters, J. G. Greenhill

2007 March 18

Catalina Mts.	32 25 00 N	Kuiper 1.53 m	0.68/0.68	T. Widemann
USA	110 43 57 W	CCD/clear
	2790
Palmer Divide	39 05 05 N	0.35 m	16.9/16.9	B. Warner
USA	104 45 04 W	CCD/clear
	2302
Calvin Rehoboth	35 31 32 N	0.4 m	8.5/8.5	L. A. Molnar
USA	108 39 23 W	CCD/I
	2024
Cloudbait	38 47 10 N	0.305 m	29/29	C. Peterson
USA	105 29 01 W	CCD/clear
	2767
Hereford	31 27 08 N	0.36 m	3/5.1	B. Gary
USA	110 14 16 W	CCD/clear
	1420
Oklahoma	35 12 09 N	0.4 m	4/6.2	W. Romanishin
USA	97 26 39 W	CCD/R+I
	382

2007 March 18

Mt Lemmon	32 26 32 N	Kasi 1 m	17.6/17.6	Y.-J. Choi
USA	110 47 19 W	CCD/I
	2776

2007 June 09

Cerro Pachón	30 14 16.80 S	SOAR 4.1 m	0.66/0.66	W. Beisker
Chile	70 44 1.35 W	CCD/dual B & R
	2715

2008 August 25

Lick	37 20 24.6	Shane 3.0 m	0.8/0.8	F. Marchis
USA	121 38 43.8	IR mosaic/K
	1281
Grands Rapids	42 55 50 N	0.4 m	10/13.3	L. A. Molnar
USA	85 35 18 W	CCD/I
	253

2010 May 19

Paranal	24 37 36.64 S	VLT Melipal 8.2 m	0.5/0.5	B. Sicardy
Chile	70 24 16.32 W	ISAAC/Ks
	2635
La Silla	29 15 32.1 S	NTT 3.58 m	0.5/0.5	V. D. Ivanov
Chile	70 44 0.15 W	SOFI/Ks
	2375
Cerro Pachón	30 14 16.80 S	SOAR 4.1 m	2.5/3.5	M. Assafin
Chile	70 44 1.35 W	CCD/clear
	2715

2011 June 23

San Pedro Mártir	31 02 39 N	2.1 m	1/1.52	R. Howell
Mexico	115 27 49 W	IR mosaic/K
	2800 m
San Pedro Mártir	31 02 43.1 N	0.84 m	0.35/0.35	R. French
Mexico	115 27 57.7 W	CCD/clear
	2811 m
Hale A’a BB	19 09 29.6 N	0.6 m	1/1	E. Young
	155 45 19.1 W	CCD/clear
	1509 m
Hale A’a CE	19 09 29.6 N	0.4 m	1/1	C. Erickson
	155 45 19.1 W	CCD/clear
	1509 m
Haleakala	20 42 27.0 N	FTN 2 m	0.093/0.09974	F. Bianco
	156 15 21.0 W	CCD/I
	3055 m
Kekaha	21 58 15.15 N	0.4 m	0.3/0.3	T. Widemann,
	159 43 21.558 W	CCD/clear		M. Buie, T. Hall
	20 m
KEASA	21 59 05.7 N	0.35 m	0.333/0.333	J. Merrit
	159 45 09.8 W	CCD/clear
	10 m
Maui	20 54 43.2 N	0.35 m	1/1	H.-J. Bode
	156 41 28.9 W	CCD/clear
	47 m	(partly cloudy)
Majuro	07 04 06.6 N	0.4 m	0.8/0.8	C. Olkin,
	171 17 39.8 W	CCD/I		H. Reitsema
	8 m

2012 June 14

Marrakech	31 35 16.2 N	0.6 m	0.5/0.5	S. Renner, Z. Benkhaldoun,
Morocco	08 00 46.9 W	EMCCD/clear		M. Ait Moulay Larbi,
	494 m			A. Daassou, Y. El Azhari
Sierra Nevada	37 03 51 N	1.52 m	1.5/2	J. L. Ortiz
Obs., Spain	03 23 49 W	CCD/clear
	2925

2016 July 14

Oukameïden	31 12 23.2 N	TRAPPIST N 0.6 m	2/3	E. Jehin
Morocco	07 51 59.3 W	CCD/clear
	2720 m
Sierra Nevada	37 03 51 N	0.9 m	2/3.5	J. L. Ortiz
Obs., Spain	03 23 49 W	CCD/clear
	2925
Granada	36 59 33.2 N	Dobson 0.6 m	3.5/3.5	S. Alonso, D. Bérard,
Spain	03 43 19.9 W	CCD/clear		A. Román
	1130

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