Deep Space Network Update - Lunar and Planetary Institute · DSS-36 CDSCC October 2016 Operational...
Transcript of Deep Space Network Update - Lunar and Planetary Institute · DSS-36 CDSCC October 2016 Operational...
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DeepSpaceNetworkUpdate
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PeteVrotsos,SCaNDeputyProgramManagerforNetworkOperationsPlanetaryScienceSubcommitteeoftheNACScienceCommitteeSeptember30,2016
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NACSCFindingontheDeepSpaceNetwork
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SCaNResponsetoNACFinding:ExecutiveSummary
• TheScienceCommitteefindingsislinkingaoneyearappropriationsreductiontooverallabilityoftheDSNtoperformitsday-to-dayfunctions.
• SCaNhasconductedthoroughreviewoftheDSNperformancefromDec2015-Feb2016performanceinresponsetotheNACPSSfinding
• SCaNhasnotdetectedanysystemicincreasingmissiondataloss
• The2016appropriationscuttotheDSNwas3.8%.– Reductionswereappliednon- daytodayoperationsandmaintenanceactivities
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EventAnomalies
• TheeventthattriggeredtheNACSCwasaseriesofanomaliesatCanberraDeepSpaceCommunicationsComplex(CDSCC)duringthethirdweekofJanuary.
• Eventswerenotdrivenbyobsolescence– TwofailuresweretheresultofinfantmortalitywithDSS-35(newest
BeamWaveGuide(BWG)antenna)– SitewidesoftwareanomalyatCDSSClocalareanetwork(LAN)
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TheDSNhasmetALL L1,L2,L3missioncriticaleventsfrom2011– 2016
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DSNProficiencyAugust2015– August2016
5Serviced37missionswith98.6%proficiency
DSN12-monthRollingProficiencyAug15 98.4%Sep-15 99.2%Oct-15 99.2%Nov-15 98.6%Dec-15 97.3%Jan-16 97.6%Feb-16 97.8%Mar-16 99.0%Apr-16 99.1%May-16 98.9%Jun-16 98.2%Jul-16 99.0%Aug-16 99.4%
94.0%
95.0%
96.0%
97.0%
98.0%
99.0%
100.0%
Aug2015
Sept2015
Oct2015
Nov2015
Dec2
015
Jan2016
Feb2016
Mar2016
Apr2
016
May2016
June2016
July2016
Aug2016
95%:NASARequirement
98.6%
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CassiniTLMPerformance
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75%
80%
85%
90%
95%
100%
0
5
10
15
20
25
30
35
40
45
50
Sep-15 Oct-15 Nov-15 Dec-15 Jan-16 Feb-16 Mar-16 Apr-16 May-16 Jun-16 Jul-16 Aug-16
%TLM
Perform
ance
Numbero
fSup
ports
Cassini&DSNTLMPerformanceSeptember2015- Present
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PlanetaryScienceMissionTLMPerformance
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75%
80%
85%
90%
95%
100%
0
200
400
600
800
1000
1200
Sep-15 Oct-15 Nov-15 Dec-15 Jan-16 Feb-16 Mar-16 Apr-16 May-16 Jun-16 Jul-16 Aug-16
%TLM
Perform
ance
Numbero
fSup
ports
PlanetaryScience&DSNTLMPerformanceSeptember2015- Present
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DSNScheduledDowntime
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2016/2017DowntimeTimelineStatusMonth-End
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CTT-22CompatibilityTestTrailer
JPL,PasadenaDeepSpaceOperations
Center(DSOC)
DeepSpaceNetworkAssets
MIL-71KSCLaunch
SupportFacility
JPL,MonroviaNetworkOperationsControl
Center(NOCC),DTF-21
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DSS-2534m(BWG-2)
DSS-1534m(HEF)
DSS-2434m(BWG-1)
Goldstone,California
DSS-2634m(BWG-3)
DSS-1334mBWGTestFacility
DSS-1470m
SignalProcessingCenterSPC-10
DSS-2334m(BWG-4)
Madrid,Spain
DecommissionNov2019DSS-65
34m(HEF)
DSS-5434m(BWG-1)
DSS-6370m
SignalProcessingCenterSPC-60
DSS-5534m(BWG-2)
DSS-5634m(BWG-3)
DSS-5334m(BWG-4)
Canberra,Australia
DecommissionNov2016DSS-45
34m(HEF)
DSS-3434m(BWG-1)
DSS-4370m
SignalProcessingCenterSPC-40
DSS-3534m(BWG-2)
DSS-3634m(BWG-3)
DSS-3334m(BWG-4)
Station XX/Ka S Ka2
DSS-26 - 11/2017 (TBD)
DSS-35 10/2014 - -
DSS-36 10/2016 10/2016 (TBD)
DSS-56 10/2019 10/2019 10/2019
DSS-53 10/2020 - -
DSS-33 10/2022 - -
DSS-23 10/2024 - -
DecommissionNov2017
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DSNApertureEnhancementProject
• SCaNdevelopedDAEPinordertorespondtoconcernsoveraging70minfrastructure
• New34meterBWGantennasystemswillfeaturehigherreliability,enhancedperformance,reducedoperationsandmaintenancecosts.
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DSS-35 CDSCC October2014 Operational
DSS-36 CDSCC October2016 Operational
DSS-56 MDSCC October2019 Facility workstarted
DSS-53 MDSCC October2020 Facilityworkstarted
DSS-33 CDSCC October2022 Budgeted
DSS-23 GDSCC October2024 Planned
CanberraDeepSpaceCommunicationsComplex(CDSCC)GoldstoneDeepSpaceCommunicationsComplex(GDSCC)MadridDeepSpaceCommunicationsComplex(MDSCC)
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ProgramImplementationReviewFindings
• SCaNrecentlyunderwentaProgramImplementationReview(PIR).TheboardofthePIRfoundseveralstrengths.Twooftheminclude:– “Exemplarysuccessinbringingdatadownonall3networks,consistentlyexceeding95%requirement.”
– “Demonstratedabilitytomanagedwindlingbudgetsbyfullydeployingannualfundingandmanagingflexibilityneedswithprocessofprioritizationofprojectsandabilitytoadjustschedules.”
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NASAwww.nasa.gov
NASA Space Communications and Navigation
https://www.nasa.gov/scan Facebook: NASASCaNTwitter: @NASASCaN
National Aeronautics and Space Administration
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