UT Khawaja of Australia scored 85 and 50 not out at the end of the fourth day of the ongoing test against  Pakistan at Dubai-DSC to provide the 42^nd occasion of an Australian opening batsman scoring half-centuries in both innings of a test. All such occasions are tabulated below

No	Player	FI	SI	Opposition	Ground	Start Date
1	J Worrall	55	75	v England	The Oval	14 Aug 1899
2	W Bardsley	88	63*	v England	Lord’s	11 Jun 1921
3	WA Brown	66	55	v South Africa	Durban	14 Dec 1935
4	SG Barnes	62	64*	v England	Nottingham	10 Jun 1948
5	AR Morris	51	54*	v England	Manchester	08 Jul 1948
6	AR Morris	67	60	v England	Nottingham	11 Jun 1953
7	LE Favell	72	53	v West Indies	Bridgetown	14 May 1955
8	RB Simpson	75	92	v West Indies	Melbourne	10 Feb 1961
9	RB Simpson	50	71	v England	Brisbane	30 Nov 1962
10	WM Lawry	52	57	v England	Melbourne	29 Dec 1962
11	RB Simpson	67	71	v India	Kolkata	17 Oct 1964
12	WM Lawry	88	78	v England	Melbourne	30 Dec 1965
13	RB Simpson	59	67	v England	Melbourne	30 Dec 1965
14	WM Lawry	66	52	v India	Sydney	26 Jan 1968
15	WM Lawry	62	89	v West Indies	Adelaide	24 Jan 1969
16	KR Stackpole	62	50	v West Indies	Adelaide	24 Jan 1969
17	KR Stackpole	53	67	v England	Manchester	08 Jun 1972
18	IR Redpath	71	58	v New Zealand	Christchurch	08 Mar 1974
19	IC Davis	56	88	v Pakistan	Melbourne	01 Jan 1977
20	WM Darling	65	56	v India	Adelaide	28 Jan 1978
21	GM Wood	69	56	v West Indies	Bridgetown	17 Mar 1978
22	WM Darling	75	79	v Pakistan	Perth	24 Mar 1979
23	BM Laird	92	75	v West Indies	Brisbane	01 Dec 1979
24	GR Marsh	64	84*	v Pakistan	Lahore	07 Oct 1988
25	MA Taylor	77	59	v Pakistan	Adelaide	19 Jan 1990
26	DC Boon	76	63*	v West Indies	Sydney	02 Jan 1993
27	MA Taylor	59	58	v England	Brisbane	25 Nov 1994
28	MJ Slater	96	86*	v West Indies	Sydney	02 Jan 2001
29	ML Hayden	97	67	v India	Kolkata	11 Mar 2001
30	ML Hayden	63	96	v South Africa	Cape Town	08 Mar 2002
31	ML Hayden	70	54	v New Zealand	Adelaide	26 Nov 2004
32	PA Jaques	66	51	v India	Melbourne	26 Dec 2007
33	SM Katich	55	54	v South Africa	Cape Town	19 Mar 2009
34	SR Watson	62	53	v England	Birmingham	30 Jul 2009
35	SM Katich	80	83	v Pakistan	Lord’s	13 Jul 2010
36	SR Watson	51	57	v England	Adelaide	03 Dec 2010
37	DA Warner	57	68	v Sri Lanka	Hobart	14 Dec 2012
38	DA Warner	70	66	v South Africa	Port Elizabeth	20 Feb 2014
39	CJL Rogers	55	55	v India	Brisbane	17 Dec 2014
40	CJL Rogers	57	69	v India	Melbourne	26 Dec 2014
41	CJL Rogers	95	56	v India	Sydney	06 Jan 2015
42	UT Khawaja	85	50*	v Pakistan	Dubai (DSC)	07 Oct 2018

UT Khawaja of Australia scored 85 and 50 not out at the end of the fourth day of the ongoing test against  Pakistan at Dubai-DSC to provide the sixth occasion of an Australian opening batsman scoring half-centuries in both innings of a test against Pakistan. All such occasions are tabulated below

No	Player	FI	SI	Opposition	Ground	Start Date
1	IC Davis	56	88	v Pakistan	Melbourne	01 Jan 1977
2	WM Darling	75	79	v Pakistan	Perth	24 Mar 1979
3	GR Marsh	64	84*	v Pakistan	Lahore	07 Oct 1988
4	MA Taylor	77	59	v Pakistan	Adelaide	19 Jan 1990
5	SM Katich	80	83	v Pakistan	Lord’s	13 Jul 2010
6	UT Khawaja	85	50*	v Pakistan	Dubai (DSC)	07 Oct 2018

The following table lists the two occasions when both the Aussie openers scored half-centuries in both innings of a test.

No	Player	FI	SI	Opposition	Ground	Start Date
1	WM Lawry	88	78	v England	Melbourne	30 Dec 1965
2	RB Simpson	59	67	v England	Melbourne	30 Dec 1965
1	WM Lawry	62	89	v West Indies	Adelaide	24 Jan 1969
2	KR Stackpole	62	50	v West Indies	Adelaide	24 Jan 1969