Exposure
- ID
- GRAVI.2023-07-01T05:53:36.398_1
- Header ID
- GRAVI.2023-07-01T05:53:36.398
- Date updated
- 2023-07-01 06:10:49 UTC+0000
- Release date
- 2024-07-01 06:10:49 UTC+0000
- UTC Start
- 2023-07-01 05:53:36.398
- UTC End
- 2023-07-01 05:59:36.398
- MJD Start
- 60126.24556016
- MJD End
- 60126.2497268267
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.014657
- Ambient temperature (°C)
- 17.94
- Seeing (arcsec)
- 0.475
Observation
- ID
- 56088
- 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
- 41539
- Name
- S4
- RA
- 266.416934
- DEC
- -29.00727
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 53.8390 | 53.5740 | 36.6000 | 37.0000 |
| U1-U3 | 96.2510 | 95.6420 | 42.9000 | 43.3000 |
| U1-U4 | 116.5990 | 115.1890 | 72.6890 | 73.2650 |
| U2-U3 | 43.1450 | 42.7940 | 50.8000 | 51.2000 |
| U2-U4 | 79.6680 | 78.6410 | 96.1380 | 97.0140 |
| U3-U4 | 58.1190 | 57.6630 | 128.0180 | 129.1680 |
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 | 60126.24556016 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416934 |
| DEC | -29.00727 |
| 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 | 53.839 |
| HIERARCH ESO ISS PBL12 END | 53.574 |
| HIERARCH ESO ISS PBLA12 START | 36.6 |
| HIERARCH ESO ISS PBLA12 END | 37.0 |
| HIERARCH ESO ISS PBL13 START | 96.251 |
| HIERARCH ESO ISS PBL13 END | 95.642 |
| HIERARCH ESO ISS PBLA13 START | 42.9 |
| HIERARCH ESO ISS PBLA13 END | 43.3 |
| HIERARCH ESO ISS PBL14 START | 116.599 |
| HIERARCH ESO ISS PBL14 END | 115.189 |
| HIERARCH ESO ISS PBLA14 START | 72.689 |
| HIERARCH ESO ISS PBLA14 END | 73.265 |
| HIERARCH ESO ISS PBL23 START | 43.145 |
| HIERARCH ESO ISS PBL23 END | 42.794 |
| HIERARCH ESO ISS PBLA23 START | 50.8 |
| HIERARCH ESO ISS PBLA23 END | 51.2 |
| HIERARCH ESO ISS PBL24 START | 79.668 |
| HIERARCH ESO ISS PBL24 END | 78.641 |
| HIERARCH ESO ISS PBLA24 START | 96.138 |
| HIERARCH ESO ISS PBLA24 END | 97.014 |
| HIERARCH ESO ISS PBL34 START | 58.119 |
| HIERARCH ESO ISS PBL34 END | 57.663 |
| HIERARCH ESO ISS PBLA34 START | 128.018 |
| HIERARCH ESO ISS PBLA34 END | 129.168 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.015122 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.014192 |
| HIERARCH ESO ISS AMBI TEMP | 17.94 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |