APRIL 2017 GDAS DATA DUMPS (RECEIVED)

Category	Subcategory	T00Z	T06Z	T12Z	T18Z	Total Number	Total Input	% Input
Land Sfc	Synoptic	19959	20423	20951	20245	81578	81578	*
*	METAR	46521	48246	49926	48261	192954	192954	*
*	sub-total	66480	68669	70877	68506	274532	274532	****
Marine Sfc	Ship	1611	1616	1564	1585	6376	6376	*
*	Drifting Buoy	5685	5615	5682	5734	22716	22716	*
*	Moored Buoy	3794	3797	3801	3799	15191	15191	*
*	CMAN	3984	3984	3997	4008	15973	15973	*
*	Tide Gauge	6080	6123	6147	6138	24488	24488	*
*	MSLP Bogus**	0	0	0	0	0	*	*
*	sub-total	21154	21135	21191	21264	84744	84744	****
Land Soundings	Fixed Land RAOB	693	35	640	31	1399	1399	*
*	Mobile Land RAOB	0	0	0	0	0	0	*
*	Ship RAOB	0	0	0	0	0	0	*
*	Dropsonde	0	0	0	0	0	0	*
*	Pibal	84	115	93	86	378	378	*
*	Profiler	9	8	8	9	34	34	*
*	NEXRAD Wind	1788	1801	1727	1760	7076	7076	*
*	sub-total	2574	1959	2468	1886	8887	8887	****
Aircraft	AIREP	4800	7370	7886	4881	24937	24937	*
*	PIREP	390	65	427	601	1483	1483	*
*	AMDAR	13056	16758	12325	4939	47078	47078	*
*	ACARS	168478	71910	116183	174848	531419	531419	*
*	RECCO	2	0	1	4	7	7	*
*	sub-total	186726	96103	136822	185273	604924	604924	****
Total	non-satellite	276934	187866	231358	276929	973087	973087	****

**    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.

APRIL 2017 GDAS SATELLITE DATA DUMPS (DAILY AVERAGE RECEIVED)

Category	Subcategory	T00Z	T06Z	T12Z	T18Z	Total Number
Satellite Soundings	GOES	4942542	4082024	3933049	4632737	17590352
Ozone	OZONE	7206	7118	7342	7110	28776
Satellite Winds	SATWND	870432	1227162	1136151	917325	4151070
Scatterometer Winds	QUIKSCAT	0	0	0	0	0
DMSP	SSMI RADIANCES
*	SSMI RAINFALL RATES
Cosmic/gps	COSMIC	126972	129459	129127	124353	509911
Satellite Surface	NASA TRMM DATA
Satellite Radiances	HIRS3 1B
*	HIRS4 1B	8032923	8030225	8100074	8033493	32196715
*	AMSUA 1B**	14305144	14047286	14279474	14431714	57063618
*	AMSUB 1B
*	MHS	11491833	10974706	11632022	11459124	45557685
*	AIRS	158568974	160446420	152809851	160351919	632177164
*	ATMS	545901	528494	528906	553048	2156349
*	AVHRR	9212749	8568427	9099862	9085025	35966063
*	CRIS	28196851	27420876	27761196	28051801	111430724
*	GOME	104887	104974	104786	105050	419697
*	IASI	342056649	337744073	340816866	345424115	1366041703
*	OMI	167868	227814	274018	247298	916998
*	SEVIRI	2742944	2796389	2834838	2752544	11126715
*	SSMIS	30172079	30180586	29707555	29712031	119772251
Total	Satellites Received	611545954	606516033	603155117	615888687	2437105791

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

APRIL 2017 GDAS SATELLITE DATA DUMPS (DAILY AVERAGE SELECTED)

Category	Subcategory	T00Z	T06Z	T12Z	T18Z	Total Number
Satellite Soundings	GOES	64001	61364	60416	64222	250003
Ozone	OZONE	7136	6992	7264	7062	28454
Satellite Winds	SATWND	870432	1227162	1136151	917325	4151070
Scatterometer Winds	QUIKSCAT	0	0	0	0	0
DMSP	SSMI RADIANCES
*	SSMI RAINFALL RATES
Cosmic/gps	COSMIC	124211	126472	126124	121558	498365
Satellite Surface	NASA TRMM DATA
Satellite Radiances	HIRS3 1B
*	HIRS4 1B	524390	524571	524609	524435	2098005
*	AMSUA 1B**	714230	704327	714861	719595	2853013
*	AMSUB 1B
*	MHS	188519	180845	188993	187963	746320
*	AIRS	2216391	2245976	2139507	2233245	8835119
*	ATMS	213571	205241	204994	214176	837982
*	AVHRR	43802	41412	43924	45264	174402
*	CRIS	4413216	4256555	4347403	4351812	17368986
*	GOME	7697	7822	7806	7723	31048
*	IASI	12420929	12217802	12397966	12479727	49516424
*	OMI	1569	2143	2535	2362	8609
*	SEVIRI	58637	56004	57153	58373	230167
*	SSMIS	480097	480860	475629	474265	1910851
Total	Satellites Selected	22348828	22345548	22435335	22409107	89538818

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

APRIL 2017 GDAS SATELLITE DATA DUMPS (DAILY AVERAGE ASSIMILATED)

Category	Subcategory	T00Z	T06Z	T12Z	T18Z	Total Number
Satellite Soundings	GOES	25006	15032	21246	26597	87881
Ozone	OZONE	5190	5082	5281	5135	20688
Satellite Winds	SATWND	870432	1227162	1136151	917325	4151070
Scatterometer Winds	QUIKSCAT	0	0	0	0	0
DMSP	SSMI RADIANCES
*	SSMI RAINFALL RATES
Cosmic/gps	COSMIC	83217	83130	82611	79286	328244
Satellite Surface	NASA TRMM DATA
Satellite Radiances	HIRS3 1B
*	HIRS4 1B	0	0	0	0	0
*	AMSUA 1B**	447247	444962	447088	458357	1797654
*	AMSUB 1B
*	MHS	101714	98901	102748	101233	404596
*	AIRS	534172	518190	501280	517633	2071275
*	ATMS	142232	130158	135581	132307	540278
*	AVHRR	0	0	0	0	0
*	CRIS	252673	235206	248073	242222	978174
*	GOME	0	0	0	0	0
*	IASI	1996710	2019808	1989354	2072054	8077926
*	OMI	1569	2143	2535	2362	8609
*	SEVIRI	6975	6911	7057	6913	27856
*	SSMIS	53386	55460	53846	53679	216371
Total	Satellites Assimilated	4520523	4842145	4732851	4615103	18710622

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