Exposure
- ID
- GRAVI.2022-05-23T04:32:18.360_2
- Header ID
- GRAVI.2022-05-23T04:32:18.360
- Date updated
- 2022-05-23 04:51:01 UTC+0000
- Release date
- 2023-05-23 04:51:01 UTC+0000
- UTC Start
- 2022-05-23 04:32:18.360
- UTC End
- 2022-05-23 04:37:38.360
- MJD Start
- 59722.18910139
- MJD End
- 59722.1928050937
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0077645
- Ambient temperature (°C)
- 11.27
- Seeing (arcsec)
- 0.465
Observation
- ID
- 50947
- Category
- science
- Program ID
- 109.22ZA.002
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ GENZEL/ OTT/ STRAUBMEIER/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ PERRIN/ PAUMARD/ HORROBIN/ VINCENT/ HEIßEL/ DRESCHER/ BOURDAROT/ STRAUB/ CAO
Target
- ID
- 37996
- Name
- IRS16C
- RA
- 266.4171125
- DEC
- -29.0076471944444
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
U1-U2 | 56.4040 | 56.4230 | 12.1000 | 12.9000 |
U1-U3 | 101.6860 | 101.7680 | 17.8000 | 18.7000 |
U1-U4 | 124.1530 | 124.7460 | 44.4560 | 45.4260 |
U2-U3 | 45.9200 | 45.9950 | 24.9000 | 25.8000 |
U2-U4 | 82.2710 | 82.9590 | 66.0010 | 66.9060 |
U3-U4 | 56.3880 | 56.9570 | 98.3390 | 98.9480 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 109.22ZA.002 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 59722.18910139 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.416757 |
DEC | -29.00715 |
HIERARCH ESO INS SPEC RES | LOW |
HIERARCH ESO INS POLA MODE | SPLIT |
HIERARCH ESO ISS CONF NTEL | 4 |
HIERARCH ESO ISS CONF STATION1 | U1 |
HIERARCH ESO ISS CONF STATION2 | U2 |
HIERARCH ESO ISS CONF STATION3 | U3 |
HIERARCH ESO ISS CONF STATION4 | U4 |
EXPTIME | 342.0 |
HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
HIERARCH ESO DET2 NDIT | 32 |
HIERARCH ESO ISS PBL12 START | 56.404 |
HIERARCH ESO ISS PBL12 END | 56.423 |
HIERARCH ESO ISS PBLA12 START | 12.1 |
HIERARCH ESO ISS PBLA12 END | 12.9 |
HIERARCH ESO ISS PBL13 START | 101.686 |
HIERARCH ESO ISS PBL13 END | 101.768 |
HIERARCH ESO ISS PBLA13 START | 17.8 |
HIERARCH ESO ISS PBLA13 END | 18.7 |
HIERARCH ESO ISS PBL14 START | 124.153 |
HIERARCH ESO ISS PBL14 END | 124.746 |
HIERARCH ESO ISS PBLA14 START | 44.456 |
HIERARCH ESO ISS PBLA14 END | 45.426 |
HIERARCH ESO ISS PBL23 START | 45.92 |
HIERARCH ESO ISS PBL23 END | 45.995 |
HIERARCH ESO ISS PBLA23 START | 24.9 |
HIERARCH ESO ISS PBLA23 END | 25.8 |
HIERARCH ESO ISS PBL24 START | 82.271 |
HIERARCH ESO ISS PBL24 END | 82.959 |
HIERARCH ESO ISS PBLA24 START | 66.001 |
HIERARCH ESO ISS PBLA24 END | 66.906 |
HIERARCH ESO ISS PBL34 START | 56.388 |
HIERARCH ESO ISS PBL34 END | 56.957 |
HIERARCH ESO ISS PBLA34 START | 98.339 |
HIERARCH ESO ISS PBLA34 END | 98.948 |
HIERARCH ESO ISS AMBI TAU0 START | 0.008441 |
HIERARCH ESO ISS AMBI TAU0 END | 0.007088 |
HIERARCH ESO ISS AMBI TEMP | 11.27 |
HIERARCH ESO ISS AMBI FWHM START | 0.45 |
HIERARCH ESO ISS AMBI FWHM END | 0.48 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5299 |