Exposure
- ID
- GRAVI.2023-07-07T05:50:02.925_2
- Header ID
- GRAVI.2023-07-07T05:50:02.925
- Date updated
- 2023-07-07 06:05:27 UTC+0000
- Release date
- 2024-07-07 06:05:27 UTC+0000
- UTC Start
- 2023-07-07 05:50:02.925
- UTC End
- 2023-07-07 05:56:02.925
- MJD Start
- 60132.24308941
- MJD End
- 60132.2472560767
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003885
- Ambient temperature (°C)
- 9.37
- Seeing (arcsec)
- 0.745
Observation
- ID
- 56080
- Category
- science
- Program ID
- 111.24H1.003
- 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/ BRANDNER/ ROUSSELET-PERRAUT/ PERRIN/ GARCIA/ ECKART/ DE ZEEUW/ WIDMANN/ PAUMARD/ HORROBIN/ VINCENT/ DRESCHER/ BOURDAROT/ CAO/ LUTZ/ STURM/ RIBEIRO
Target
- ID
- 41180
- Name
- IRS16C
- RA
- 266.417108333333
- DEC
- -29.0076453055556
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 | 52.9760 | 52.6680 | 37.8000 | 38.2000 |
| U1-U3 | 94.2660 | 93.5600 | 44.1000 | 44.4000 |
| U1-U4 | 112.0220 | 110.4070 | 74.4520 | 75.0110 |
| U2-U3 | 42.0050 | 41.6010 | 52.0000 | 52.4000 |
| U2-U4 | 76.3510 | 75.1920 | 98.8990 | 99.8300 |
| U3-U4 | 56.6690 | 56.1790 | 131.6640 | 132.9030 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60132.24308941 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416849 |
| DEC | -29.00721 |
| 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 | 389.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 52.976 |
| HIERARCH ESO ISS PBL12 END | 52.668 |
| HIERARCH ESO ISS PBLA12 START | 37.8 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 94.266 |
| HIERARCH ESO ISS PBL13 END | 93.56 |
| HIERARCH ESO ISS PBLA13 START | 44.1 |
| HIERARCH ESO ISS PBLA13 END | 44.4 |
| HIERARCH ESO ISS PBL14 START | 112.022 |
| HIERARCH ESO ISS PBL14 END | 110.407 |
| HIERARCH ESO ISS PBLA14 START | 74.452 |
| HIERARCH ESO ISS PBLA14 END | 75.011 |
| HIERARCH ESO ISS PBL23 START | 42.005 |
| HIERARCH ESO ISS PBL23 END | 41.601 |
| HIERARCH ESO ISS PBLA23 START | 52.0 |
| HIERARCH ESO ISS PBLA23 END | 52.4 |
| HIERARCH ESO ISS PBL24 START | 76.351 |
| HIERARCH ESO ISS PBL24 END | 75.192 |
| HIERARCH ESO ISS PBLA24 START | 98.899 |
| HIERARCH ESO ISS PBLA24 END | 99.83 |
| HIERARCH ESO ISS PBL34 START | 56.669 |
| HIERARCH ESO ISS PBL34 END | 56.179 |
| HIERARCH ESO ISS PBLA34 START | 131.664 |
| HIERARCH ESO ISS PBLA34 END | 132.903 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004062 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003708 |
| HIERARCH ESO ISS AMBI TEMP | 9.37 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| HIERARCH ESO ISS AMBI FWHM END | 0.8 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |