JANUARY 2018 GDAS DATA DUMPS (RECEIVED)

Category	Subcategory	T00Z	T06Z	T12Z	T18Z	Total Number	Total Input	% Input
Land Sfc	Synoptic	23061	23682	24249	23442	94434	94434	*
*	METAR	47415	48758	50422	49234	195829	195829	*
*	sub-total	70476	72440	74671	72676	290263	290263	****
Marine Sfc	Ship	1406	1414	1378	1371	5569	5569	*
*	Drifting Buoy	3580	3554	3566	3658	14358	14358	*
*	Moored Buoy	3415	3434	3441	3419	13709	13709	*
*	CMAN	4159	4153	4172	4196	16680	16680	*
*	Tide Gauge	5550	5567	5563	5637	22317	22317	*
*	MSLP Bogus**	0	0	0	0	0	*	*
*	sub-total	18110	18122	18120	18281	72633	72633	****
Land Soundings	Fixed Land RAOB	678	36	641	35	1390	1390	*
*	Mobile Land RAOB	0	0	0	0	0	0	*
*	Ship RAOB	1	0	3	0	4	4	*
*	Dropsonde	6	0	0	0	6	6	*
*	Pibal	82	99	86	72	339	339	*
*	Profiler	4	2	4	2	12	12	*
*	NEXRAD Wind	1484	1438	1408	1519	5849	5849	*
*	sub-total	2255	1575	2142	1628	7600	7600	****
Aircraft	AIREP	3307	6870	5049	4018	19244	19244	*
*	PIREP	440	90	277	590	1397	1397	*
*	AMDAR	8954	11520	9118	4013	33605	33605	*
*	ACARS	168421	82572	88757	171229	510979	510979	*
*	RECCO	3	0	0	2	5	5	*
*	sub-total	181125	101052	103201	179852	565230	565230	****
Total	non-satellite	271966	193189	198134	272437	935726	935726	****

**    Data is not used or included in totals.
***   Data is now dumped from BUFR database. Previous numbers reflected thinning, which is now all done in the analysis.
****  % Input is no longer available due innacuracy and ambiguity.

JANUARY 2018 GDAS SATELLITE DATA DUMPS (DAILY AVERAGE RECEIVED)

Category	Subcategory	T00Z	T06Z	T12Z	T18Z	Total Number
Satellite Soundings	GOES	3939050	3493152	3577057	3994517	15003776
Ozone	OZONE	7014	7193	7107	7111	28425
Satellite Winds	SATWND	1406404	1512394	1677405	1767722	6363925
Scatterometer Winds	QUIKSCAT	0	0	0	0	0
DMSP	SSMI RADIANCES
*	SSMI RAINFALL RATES
Cosmic/gps	COSMIC	102948	114500	111357	109567	438372
Satellite Surface	NASA TRMM DATA
Satellite Radiances	HIRS3 1B
*	HIRS4 1B	7958698	8028449	8057106	7995051	32039304
*	AMSUA 1B**	14524065	14023675	14904038	14488853	57940631
*	AMSUB 1B
*	MHS	11355854	10728442	11438055	11450852	44973203
*	AIRS	161397544	160027642	161337936	157030450	639793572
*	ATMS	619335	623321	623430	623295	2489381
*	AVHRR	7966176	7673399	7542470	8156795	31338840
*	CRIS	34201533	33995843	35160266	35756063	139113705
*	GOME	103209	104145	103738	104269	415361
*	IASI	527320362	488433633	544443115	525355004	2085552114
*	OMI	249850	322053	331798	336480	1240181
*	SAPHIR	7809941	7508531	7684942	9780419	32783833
*	SEVIRI	2715329	2786709	2816233	2746978	11065249
*	SSMIS	27493591	29396527	28207955	27561158	112659231
Total	Satellites Received	809170903	768779608	828024008	807264584	3213239103

** Counts include AMSU-A radiances from the AQUA satellite .

JANUARY 2018 GDAS SATELLITE DATA DUMPS (DAILY AVERAGE SELECTED)

Category	Subcategory	T00Z	T06Z	T12Z	T18Z	Total Number
Satellite Soundings	GOES	59478	57095	58670	61331	236574
Ozone	OZONE	6914	7046	6934	6940	27834
Satellite Winds	SATWND	1406404	1512394	1677405	1767722	6363925
Scatterometer Winds	QUIKSCAT	0	0	0	0	0
DMSP	SSMI RADIANCES
*	SSMI RAINFALL RATES
Cosmic/gps	COSMIC	100874	112115	108850	107372	429211
Satellite Surface	NASA TRMM DATA
Satellite Radiances	HIRS3 1B
*	HIRS4 1B	518868	523488	521863	521501	2085720
*	AMSUA 1B**	714919	684044	715230	716781	2830974
*	AMSUB 1B
*	MHS	186714	177264	186388	188053	738419
*	AIRS	2247662	2237640	2250040	2196216	8931558
*	ATMS	229555	230997	231074	230047	921673
*	AVHRR	41526	38648	41441	43712	165327
*	CRIS	4766981	4746903	4781870	4679643	18975397
*	GOME	7595	7688	7664	7496	30443
*	IASI	12292402	12010940	12245675	12082750	48631767
*	OMI	2134	2742	2818	2890	10584
*	SAPHIR	53465	52007	50896	58572	214940
*	SEVIRI	54333	53243	55158	55850	218584
*	SSMIS	437772	467801	449967	438763	1794303
Total	Satellites Selected	23127596	22922055	23391943	23165639	92607233

** Counts include AMSU-A radiances from the AQUA satellite .

JANUARY 2018 GDAS SATELLITE DATA DUMPS (DAILY AVERAGE ASSIMILATED)

Category	Subcategory	T00Z	T06Z	T12Z	T18Z	Total Number
Satellite Soundings	GOES	27671	20468	22291	27594	98024
Ozone	OZONE	5024	5123	5032	5022	20201
Satellite Winds	SATWND	1406404	1512394	1677405	1767722	6363925
Scatterometer Winds	QUIKSCAT	0	0	0	0	0
DMSP	SSMI RADIANCES
*	SSMI RAINFALL RATES
Cosmic/gps	COSMIC	72669	82082	79600	78394	312745
Satellite Surface	NASA TRMM DATA
Satellite Radiances	HIRS3 1B
*	HIRS4 1B	0	0	0	0	0
*	AMSUA 1B**	440845	425272	442660	448805	1757582
*	AMSUB 1B
*	MHS	101245	98335	102116	104205	405901
*	AIRS	552699	514468	562584	514147	2143898
*	ATMS	153367	145612	156680	142292	597951
*	AVHRR	14751	16182	13736	16630	61299
*	CRIS	286168	264917	287375	264289	1102749
*	GOME	0	0	0	0	0
*	IASI	1949546	2017962	1922898	2018745	7909151
*	OMI	2134	2742	2817	2890	10583
*	SAPHIR	0	0	0	0	0
*	SEVIRI	6772	6712	6959	6834	27277
*	SSMIS	40514	44874	41370	40191	166949
Total	Satellites Assimilated	5059809	5157143	5323523	5437760	20978235

** Counts include AMSU-A radiances from the AQUA satellite .