Exposure
- ID
- GRAVI.2024-03-28T09:25:33.068_2
- Header ID
- GRAVI.2024-03-28T09:25:33.068
- Date updated
- 2024-03-28 09:40:25 UTC+0000
- Release date
- 2025-03-28 09:40:24 UTC+0000
- UTC Start
- 2024-03-28 09:25:33.068
- UTC End
- 2024-03-28 09:31:33.068
- MJD Start
- 60397.39274384
- MJD End
- 60397.3969105067
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0130855
- Ambient temperature (°C)
- 12.95
- 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 | 56.5570 | 56.5490 | 21.8000 | 22.5000 |
| U1-U3 | 102.4300 | 102.4340 | 28.0000 | 28.8000 |
| U1-U4 | 129.7330 | 129.9340 | 55.7530 | 56.5980 |
| U2-U3 | 46.6190 | 46.6350 | 35.6000 | 36.4000 |
| U2-U4 | 88.6620 | 88.9170 | 76.6410 | 77.4650 |
| U3-U4 | 61.6240 | 61.8490 | 106.4130 | 107.1360 |
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 | 60397.39274384 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S301-off |
| RA | 266.416909 |
| DEC | -29.00728 |
| 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 | 56.557 |
| HIERARCH ESO ISS PBL12 END | 56.549 |
| HIERARCH ESO ISS PBLA12 START | 21.8 |
| HIERARCH ESO ISS PBLA12 END | 22.5 |
| HIERARCH ESO ISS PBL13 START | 102.43 |
| HIERARCH ESO ISS PBL13 END | 102.434 |
| HIERARCH ESO ISS PBLA13 START | 28.0 |
| HIERARCH ESO ISS PBLA13 END | 28.8 |
| HIERARCH ESO ISS PBL14 START | 129.733 |
| HIERARCH ESO ISS PBL14 END | 129.934 |
| HIERARCH ESO ISS PBLA14 START | 55.753 |
| HIERARCH ESO ISS PBLA14 END | 56.598 |
| HIERARCH ESO ISS PBL23 START | 46.619 |
| HIERARCH ESO ISS PBL23 END | 46.635 |
| HIERARCH ESO ISS PBLA23 START | 35.6 |
| HIERARCH ESO ISS PBLA23 END | 36.4 |
| HIERARCH ESO ISS PBL24 START | 88.662 |
| HIERARCH ESO ISS PBL24 END | 88.917 |
| HIERARCH ESO ISS PBLA24 START | 76.641 |
| HIERARCH ESO ISS PBLA24 END | 77.465 |
| HIERARCH ESO ISS PBL34 START | 61.624 |
| HIERARCH ESO ISS PBL34 END | 61.849 |
| HIERARCH ESO ISS PBLA34 START | 106.413 |
| HIERARCH ESO ISS PBLA34 END | 107.136 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.013095 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.013076 |
| HIERARCH ESO ISS AMBI TEMP | 12.95 |
| HIERARCH ESO ISS AMBI FWHM START | 0.55 |
| HIERARCH ESO ISS AMBI FWHM END | 0.56 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |