Exposure
- ID
- GRAVI.2022-03-20T09:40:49.630_2
- Header ID
- GRAVI.2022-03-20T09:40:49.630
- Date updated
- 2022-03-20 09:55:18 UTC+0000
- Release date
- 2023-03-20 09:55:18 UTC+0000
- UTC Start
- 2022-03-20 09:40:49.630
- UTC End
- 2022-03-20 09:46:09.630
- MJD Start
- 59658.4033522
- MJD End
- 59658.4070559037
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006093
- Ambient temperature (°C)
- 14.53
- Seeing (arcsec)
- 0.705
Observation
- ID
- 49978
- Category
- science
- Program ID
- 108.2248.001
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ GENZEL/ STRAUBMEIER/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ OTT/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ HABIBI/ PERRIN/ HORROBIN/ PAUMARD/ LACOUR/ HEIßEL/ VINCENT
Target
- ID
- 37345
- Name
- IRS16C
- RA
- 266.4171125
- DEC
- -29.0076475
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 | 56.5530 | 56.5580 | 19.6000 | 20.3000 |
U1-U3 | 102.3530 | 102.3870 | 25.7000 | 26.5000 |
U1-U4 | 128.9000 | 129.2050 | 53.2820 | 54.0790 |
U2-U3 | 46.5270 | 46.5630 | 33.2000 | 34.0000 |
U2-U4 | 87.6810 | 88.0340 | 74.2680 | 75.0280 |
U3-U4 | 60.8040 | 61.0940 | 104.4180 | 105.0430 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 108.2248.001 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 59658.4033522 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.416769 |
DEC | -29.00713 |
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 | 56.553 |
HIERARCH ESO ISS PBL12 END | 56.558 |
HIERARCH ESO ISS PBLA12 START | 19.6 |
HIERARCH ESO ISS PBLA12 END | 20.3 |
HIERARCH ESO ISS PBL13 START | 102.353 |
HIERARCH ESO ISS PBL13 END | 102.387 |
HIERARCH ESO ISS PBLA13 START | 25.7 |
HIERARCH ESO ISS PBLA13 END | 26.5 |
HIERARCH ESO ISS PBL14 START | 128.9 |
HIERARCH ESO ISS PBL14 END | 129.205 |
HIERARCH ESO ISS PBLA14 START | 53.282 |
HIERARCH ESO ISS PBLA14 END | 54.079 |
HIERARCH ESO ISS PBL23 START | 46.527 |
HIERARCH ESO ISS PBL23 END | 46.563 |
HIERARCH ESO ISS PBLA23 START | 33.2 |
HIERARCH ESO ISS PBLA23 END | 34.0 |
HIERARCH ESO ISS PBL24 START | 87.681 |
HIERARCH ESO ISS PBL24 END | 88.034 |
HIERARCH ESO ISS PBLA24 START | 74.268 |
HIERARCH ESO ISS PBLA24 END | 75.028 |
HIERARCH ESO ISS PBL34 START | 60.804 |
HIERARCH ESO ISS PBL34 END | 61.094 |
HIERARCH ESO ISS PBLA34 START | 104.418 |
HIERARCH ESO ISS PBLA34 END | 105.043 |
HIERARCH ESO ISS AMBI TAU0 START | 0.006093 |
HIERARCH ESO ISS AMBI TAU0 END | 0.006093 |
HIERARCH ESO ISS AMBI TEMP | 14.53 |
HIERARCH ESO ISS AMBI FWHM START | 0.66 |
HIERARCH ESO ISS AMBI FWHM END | 0.75 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5310 |