New Horizons Status

New Horizons Status

PI’s OPAG Overview: New Horizons ROUTE OF FLIGHT ! 0289 Days into Flight The First Reconnaissance ! 0112 Days to Jupiter Of The Solar System’s “Third Zone” ! 3170 Days to Pluto KBOs Pluto-Charon Jupiter System 2016-2020 July 2015 March 2007 Launch Jan 2006 19 Jan 2006 SPACECRAFT AND SCIENCE SPACECRAFT TEAM AND PAYLOAD REX LORRI ALICE PEPSSI RALPH Remote Sensing: " RALPH VIS/IR Imaging & Imaging spectroscopy " ALICE UV imaging spectroscopy " LORRI High-Resolution Imager " REX Radio Science & Radiometry SWAP In Situ: " SWAP Plasma Spectrometer Student Dust " PEPSSI Energetic Particle Counter Spectrometer " SDC Student Dust Impact Counter EARLY OPERATIONS CRUISE 1 OPS L G&C c/o (L+1wks) L+60 Today L+365 Separation ~L+40 min (9wks) Instrument Calibration, Transmitter on ~L+43 min TCM 2 L+ 64 Autonomy Rel. 12d (5wks) Instrument L+305 (DOY286) Commissioning, MVIC OpNav(L+165), Calibration & Autonomy Rel. 14 st L+20(~0.15AU) 1 contact ~ L+47 min aft LGA L+75 CDH 3.5 load Interference test Commissioning 3A L to L+7 G&C c/o (L+3wks) Autonomy Rel. 13 PS-Normal Instr. Comm. L+253 (DOY 272) Initial Instrument Autonomous Seq & (DOY 188) G&C on (IMU) – discern spin direction (4wks) GC 4.0 load Activation & c/o (L+4wks) Redundant Unit c/o Solar 3A-Enc Burp & Prime Propulsion lines Instrument (3wks) L+ 106 Conjunction mode c/o OL spin down 72 to 15 rpm Calibration & G&C Saturation Autonomy Rel. 12e DOY 323-331 AS-Normal Commissioning test (4hrs) CL spin down to 5rpm Spin Mode Navigation 3A calibration Instrument Subsystem checkout Calibration & (1wk) L+60 L+211 (DOY 230) TCM 1a L+8 (~0.4 AU) Commissioning TCM 1b L+10 CDH 4.1 load Spin Mode Precess HGA to Earth Continuous 16h/d Cont. 5x16h/wk 5x8hrs/wk 5x8 2x8 5x8 2x8 3x8 2,7,9,5,3,3,3x8h/wk 2x8h/wk 3x8h/wk 2x8h/wk 7x8 3x8 90 120 150 180 210 240 270 300 330 Notes: PS-Hibernation AS-Normal 3A-Normal 1. Timeline not to scale. PS-Hibernation AS-Normal 3A-Normal PS-Normal AS-TCM 3A- 2. Activities allowed in Nav. block that do not change attitude of PS-Normal AS-TCM 3A- PS-TCM AS-EA Encounter Observatory. PS-TCM AS-EA Encounter AS-SA 3A-TCM 3. +Y to Sun <100º, OK. Need to AS-SA 3A-TCM evaluate thermal environment if +Y Notes: to Sun >100º at <2AU. 1. Timeline not to scale. 4. AU is Obs. distance from Earth 2. AU is Obs. distance from Earth SPACECRAFT EARLY OPS MILESTONES CHECKOUT STATUS Legend Modes and States Fe Ma Ma Au Se No De POWER COMMAND & DATA HANDLING Checked Out OK 3A-E Not Checked Out SRU Power Tasks Jan b r Apr y Jun Jul g p Oct v c Checked Out With Issue 3A-N Shunt Regulator INTEGRATED ELECTRONICS MODULE #1 Switching Checkout Not Planned RTG Bank Commands 3A-T AS-EA DC/DC Converter, IEM Digital DC/DC Converter, Uplink/Downlink AS-N (33mF) Launch (3) (15) Voter C&DH (PCI Backplane) AS-T & TLM AS-SA Majority Drivers Control CCD External Capacitor PS-N PROPULSION Tx Shunts 1PPS PS-T Rx Cross Internal Range Fill/Vent Strap #1 PS-H Processor Reviews Shunts Obs. Power Bus (30V +/- 1V) Processor SSR Uplink GN Reg. 2 Interface Downlink Instrument Mil Std 1553 Bus G&C C&DH RF COMMUNICATIONS N2H4 TLM REX, Switch 4 Pressure P Fill/Drain TCMs Network 1 2 3 Transducer PDU Diplexer Filter C 1PPS LNA HGA I 2 BPA BPA 422 Cross 422 - Cat. Bed Temp - G&C Check-out 422 422 Orifice Strap #2 422 - - - RS Sensors RS EPC LVDS LVDS LVDS RS RS RS On All Still Limit P LVS working 1553 REAs USO TWTA Decoder Slices) Auxiliary CMD/TLM Command Power RIO Latch MGA (8 14 Switching Autonomy Loads T (7) Valves Current 12c12d 12e 13 SDC SWAP ALICE LORRI RALPH PEPSSI Hybrid Upload C&DH FSW TWTA A1 B1 INSTRUMENTS USO Auxiliary RIO Aft A2 B2 PDB EPC Interfaces (7) LGA V3.5 & 4.1 A3 B3 (2) GUIDANCE C 1PPS Upload G&CFSW I & CONTROL 2 Fwd BPA BPA Cross LNA 0.8 N ACS LGA Fine Sun Strap #1 V4.0 Thrusters Heaters Sensors Star Tracker C1 D1 Bed Instrument Range C2 D2 Star Tx Cat. C3 D3 Sun Pulse Tracker Rx Commissioning Reg. SSR STRUCTURE Sensors Processor Processor Interface Instrument Drive, Uplink REX, 1PPS IMU Downlink HARNESS G&C Cross Component C&DH Valve Strap #2 NHOPS Upgrade Delayed until January 2008 Power CCD 4.4 N !V IMU FLIGHT SOFTWARE Thrusters THERMAL C&DH (PCI Backplane) C&DH 3.5 CONTROL Power C4 D4 F1 F2 DC/DC Converter, IEM Digital DC/DC Converter, Uplink/Downlink G&C 3.3.1 Begin Jupiter Thruster Switching Internal Boot 3.8 Commands Heaters INTEGRATED ELECTRONICS MODULE #2 Autonomy 13 Encounter Planning RR PR PDR Completed Eliminated New SUBSYSTEM STATUS SPACECRAFT ISSUES TRACKER Jun JUL Aug Sep Oct Nov Mission Ops G G G Y Y Y ! Post launch change in spin Systems Eng G G G G G G axis of 0.256 deg, likely due to Autonomy G G G G G G fuel shape change: Some RF G G G G G G Thermal G G G G G G impact on downlink rates, Propulsion G G G G G G spinning science. C&DH Y G G G G G G&C Y Y G G G G Navigation G G G G G G ! Two onboard thrusters have Mission Des G G G G G G high valve counts: Taking Ground Sys G G G G G G action to mitigate their usage. Alice G G G G G G Ralph G G Y Y G G REX G G G G G G LORRI G G G Y G G SWAP G G G G G G PEPSSI G G G G G G SDC G G G G G G PA G G G G G G REMAINING CHECKOUTS PAYLOAD STATUS 1 ! All instruments functional; commissioning >87% complete. " Instruments: " C&DH Side B interfaces " REX Side B l " a Alice Solar Occultation Channel n g ) i g S Reference o e Spectrum (l " Payload EMI/EMC Tests v n i i t LEISA 10b / a l s t e n u R o C " RF: Regenerative Ranging. 1 Wavelength (microns) " Propulsion: F1/F2 Thrusters, Two TCM Modes. ! Two minor anomalies exist, but both are non-critical. " Internal Shunts: Planned to be checked out late in ! 6 of 7 mechanisms now open; Alice-SOCC opening spring ‘07. the mission when RTG power <200W. ! Science in Cruise 1: Asteroid Images, SDC/SWAP/PEPSSI Cruise Science, Initial Uranus & Neptune Phase Curve Imaging. PAYLOAD STATUS 2 Instrument Status Issues Ralph Very Good LEISA-Only Light Leak: Small, No Effect At Pluto Alice Excellent None REX Excellent None LORRI Excellent None PEPSSI Excellent Misalignment Error: No Effect At Pluto SWAP Excellent V-SDC Excellent Spacecraft Noises MISSION STATUS: “PINCH ME, I’M DREAMING” ! Spacecraft and Payload Are Performing Well. ! Fuel and Power Situation Also Look Good. ! Payload Commissioning ~4/5 Complete, Results: Good. ! Trajectory: Good, TCM’s Not Expected on Jupiter Approach. ! High Ops Team Workload Continues. 19 Oct 2006: ! Increase in Phase E Budget Has Lowered Risk: Very Good. TCM-4 CANCELLED JUPITER FLYBY OBJECTIVES JUPITER FLYBY ! Achieve the Pluto JGA C/A Date 28 Feb 2007 ! Protect the spacecraft and instruments Range 32 R ! Serve as a flyby/encounter pathfinder J ! Do good Jupiter science Jupiter science will include studies of Jovian meteorology, satellite geology and composition, Auroral phenomena, and magnetospheric physics. BASELINE JUPITER OPS PRELIM JDAP PLANS J-60 Calibration Obs (4) MOps Io, Ganymede, Europa, Callisto, Nav. Track (1wk) Calibration obs.(3) Elara (Obs, Map, Terminator, Data Retrieval Tests (3d) Global view of satellites(1) Composition, Occultations, Eclipse, Instr. Obs.- 3A-E mode test Alice aurorae & Io torus "2-Year JDAP effort to be funded by Final Jupiter UV Spectra) Particle Particle instr. Nav. Track Calibration REX (1) Rehearsal (2d) (7d) Cruise 2 Alice SOC Door Open 4.5AU Nav. Delta Dor 2x/wk Jupiter Ring Search for satellites NASA ROSES-07. Flat Field Obs Preparations (4wks starting J-6wks) Little Red Spot Obs Final Data Retrieval LORRI global maps(3) Nav. Track Ring ansa "All NH-Jupiter Level-2 data in PDS by TCM 5 Particle Instr. Annual C/O #0 Calibration obs.(3) (7d) Pt 1 Global view of satellites(1) J-20 TCM 8 Nav. Track J+120 Alice aurorae & Io torus SSR J+84 Nov 2007. TCM 6 J C/A (7d) End Particle instr. p/b Annual C/O #0 Jupiter J-5 J+3 TCM 7 J-30 J-14 Pt 2 Phase J-3 J+15 "Space Sci. Revs. Article preprints to be posted early-2007 at: 5x8h/wk 8h/d Continuous 8h/d 5x 8h/wk 8h/d 3x8h/wk www.boulder.swri.edu/pkb OpNav 1 per week (MVIC & LORRI) (min 3?) Observatory Phase Approach Phase Near Phase Constraints: "Approx >$1M/year. PS-Hibernation AS-Normal 3A-Normal 1. Timeline not to scale. PS-Normal AS-TCM 3A- 2. Science Ops allowed outside of DSN contacts. "Proposals Due: 1 Feb 2008 (Earlier?). PS-TCM AS-EA Encounter 3. Activities allowed inside AS-SA 3A-TCM Nav. time that do not change attitude of Observatory. "Selection: Mid-2008. AND THEN IN 2015: CRUISE 2 OVERVIEW 2007 2008 2009 2010 2011 2012 2013 2014 WHAT WE CAME FOR (9/07-11/07) (9/08-11/08) (9/09-11/09) (9/10-11/10) (9/11-11/11) (6/12-8/12) (6/13-8/13) (6/14-8/14) Annual c/o #1 Annual c/o #2 Annual c/o #3Annual c/o #4 Annual c/o #5 Annual c/o #6 Annual c/o #7 Annual c/o#8 ! Mar-May: Obs Phase TCM 9 (P-7y) TCM 10 TCM 11 (P-5y) TCM 12 TCM 13 (P-3y) TCM 14 TCM 15 Pluto Rehearsal #1 Pluto Rehearsal #2 ! Closest Approach: 14 July Phase in Precess PS-H 05/29/08 ! Downlink: Aug-Dec Precess Precess Precess Precess Precess 12/27/07 06/09/09 06/11/10 06/15/11 12/20/13 Precess Precess Precess Precess Precess Precess Precess 11/20/07 12/18/08 12/13/09 12/10/10 11/25/11 12/11/12 10/13/13 J+120 P-1yr P-200 Wkly Beacon, monthly Tel.

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