Exposure
- ID
- GRAVI.2022-06-20T06:52:42.063_1
- Header ID
- GRAVI.2022-06-20T06:52:42.063
- Date updated
- 2022-06-20 13:30:55 UTC+0000
- Release date
- 2023-06-20 13:30:53 UTC+0000
- UTC Start
- 2022-06-20 06:52:42.063
- UTC End
- 2022-06-20 06:58:02.063
- MJD Start
- 59750.28659795
- MJD End
- 59750.2903016537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002805
- Ambient temperature (°C)
- 8.13
- Seeing (arcsec)
- 0.86
Observation
- ID
- 51285
- Category
- science
- Program ID
- 109.22ZA.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/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ PERRIN/ PAUMARD/ HORROBIN/ VINCENT/ HEIßEL/ DRESCHER/ BOURDAROT/ STRAUB/ CAO
Target
- ID
- 38220
- Name
- S2
- RA
- 266.41687
- DEC
- -29.00722
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 53.1240 | 52.8600 | 37.6000 | 38.0000 |
| U1-U3 | 94.6060 | 94.0000 | 43.9000 | 44.2000 |
| U1-U4 | 112.8020 | 111.4110 | 74.1710 | 74.6660 |
| U2-U3 | 42.2000 | 41.8530 | 51.8000 | 52.1000 |
| U2-U4 | 76.9120 | 75.9120 | 98.4430 | 99.2530 |
| U3-U4 | 56.9100 | 56.4820 | 131.0590 | 132.1350 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59750.28659795 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.41687 |
| DEC | -29.00722 |
| 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 | 53.124 |
| HIERARCH ESO ISS PBL12 END | 52.86 |
| HIERARCH ESO ISS PBLA12 START | 37.6 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 94.606 |
| HIERARCH ESO ISS PBL13 END | 94.0 |
| HIERARCH ESO ISS PBLA13 START | 43.9 |
| HIERARCH ESO ISS PBLA13 END | 44.2 |
| HIERARCH ESO ISS PBL14 START | 112.802 |
| HIERARCH ESO ISS PBL14 END | 111.411 |
| HIERARCH ESO ISS PBLA14 START | 74.171 |
| HIERARCH ESO ISS PBLA14 END | 74.666 |
| HIERARCH ESO ISS PBL23 START | 42.2 |
| HIERARCH ESO ISS PBL23 END | 41.853 |
| HIERARCH ESO ISS PBLA23 START | 51.8 |
| HIERARCH ESO ISS PBLA23 END | 52.1 |
| HIERARCH ESO ISS PBL24 START | 76.912 |
| HIERARCH ESO ISS PBL24 END | 75.912 |
| HIERARCH ESO ISS PBLA24 START | 98.443 |
| HIERARCH ESO ISS PBLA24 END | 99.253 |
| HIERARCH ESO ISS PBL34 START | 56.91 |
| HIERARCH ESO ISS PBL34 END | 56.482 |
| HIERARCH ESO ISS PBLA34 START | 131.059 |
| HIERARCH ESO ISS PBLA34 END | 132.135 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002805 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002805 |
| HIERARCH ESO ISS AMBI TEMP | 8.13 |
| HIERARCH ESO ISS AMBI FWHM START | 0.86 |
| HIERARCH ESO ISS AMBI FWHM END | 0.86 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5299 |