Exposure
- ID
- GRAVI.2024-03-29T09:45:00.369_2
- Header ID
- GRAVI.2024-03-29T09:45:00.369
- Date updated
- 2024-03-29 10:00:25 UTC+0000
- Release date
- 2025-03-29 10:00:25 UTC+0000
- UTC Start
- 2024-03-29 09:45:00.369
- UTC End
- 2024-03-29 09:51:00.369
- MJD Start
- 60398.40625427
- MJD End
- 60398.4104209367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006484
- Ambient temperature (°C)
- 13.0
- Seeing (arcsec)
- 0.555
Observation
- ID
- 58832
- Category
- science
- Program ID
- 112.25CV.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/ OTT/ WIDMANN/ DRESCHER/ RIBEIRO/ SADUN BORDONI/ STRAUBMEIER/ BRANDNER/ PERRIN/ ROUSSELET-PERRAUT/ GARCIA/ MANG/ PAUMARD/ ECKART/ VINCENT/ BOURDAROT/ LUTZ/ STURM/ CAO/ HORROBIN/ DE ZEEUW
Target
- ID
- 43560
- Name
- IRS16C
- RA
- 266.417083333333
- DEC
- -29.0076816944444
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 | 56.5020 | 56.4730 | 24.5000 | 25.2000 |
| U1-U3 | 102.3700 | 102.3150 | 30.8000 | 31.5000 |
| U1-U4 | 130.2030 | 130.2020 | 58.7100 | 59.4880 |
| U2-U3 | 46.6280 | 46.6060 | 38.5000 | 39.2000 |
| U2-U4 | 89.3450 | 89.4130 | 79.5570 | 80.3430 |
| U3-U4 | 62.2740 | 62.3720 | 109.0440 | 109.7900 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.25CV.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60398.40625427 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416809 |
| DEC | -29.00729 |
| 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 | 56.502 |
| HIERARCH ESO ISS PBL12 END | 56.473 |
| HIERARCH ESO ISS PBLA12 START | 24.5 |
| HIERARCH ESO ISS PBLA12 END | 25.2 |
| HIERARCH ESO ISS PBL13 START | 102.37 |
| HIERARCH ESO ISS PBL13 END | 102.315 |
| HIERARCH ESO ISS PBLA13 START | 30.8 |
| HIERARCH ESO ISS PBLA13 END | 31.5 |
| HIERARCH ESO ISS PBL14 START | 130.203 |
| HIERARCH ESO ISS PBL14 END | 130.202 |
| HIERARCH ESO ISS PBLA14 START | 58.71 |
| HIERARCH ESO ISS PBLA14 END | 59.488 |
| HIERARCH ESO ISS PBL23 START | 46.628 |
| HIERARCH ESO ISS PBL23 END | 46.606 |
| HIERARCH ESO ISS PBLA23 START | 38.5 |
| HIERARCH ESO ISS PBLA23 END | 39.2 |
| HIERARCH ESO ISS PBL24 START | 89.345 |
| HIERARCH ESO ISS PBL24 END | 89.413 |
| HIERARCH ESO ISS PBLA24 START | 79.557 |
| HIERARCH ESO ISS PBLA24 END | 80.343 |
| HIERARCH ESO ISS PBL34 START | 62.274 |
| HIERARCH ESO ISS PBL34 END | 62.372 |
| HIERARCH ESO ISS PBLA34 START | 109.044 |
| HIERARCH ESO ISS PBLA34 END | 109.79 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006484 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006484 |
| HIERARCH ESO ISS AMBI TEMP | 13.0 |
| HIERARCH ESO ISS AMBI FWHM START | 0.54 |
| HIERARCH ESO ISS AMBI FWHM END | 0.57 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |