Exposure
- ID
- GRAVI.2022-04-26T08:31:35.167_1
- Header ID
- GRAVI.2022-04-26T08:31:35.167
- Date updated
- 2022-04-26 08:45:31 UTC+0000
- Release date
- 2023-04-26 08:45:31 UTC+0000
- UTC Start
- 2022-04-26 08:31:35.167
- UTC End
- 2022-04-26 08:36:55.167
- MJD Start
- 59695.35526814
- MJD End
- 59695.3589718437
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003134
- Ambient temperature (°C)
- 11.05
- Seeing (arcsec)
- 1.4
Observation
- ID
- 50602
- Category
- science
- Program ID
- 109.22ZA.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/ STRAUBMEIER/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ PERRIN/ PAUMARD/ HORROBIN/ VINCENT/ HEIßEL/ DRESCHER/ BOURDAROT/ STRAUB/ CAO
Target
- ID
- 37791
- Name
- S2
- RA
- 266.416815
- DEC
- -29.00698
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2550 | 56.1910 | 28.2000 | 28.8000 |
| U1-U3 | 101.8470 | 101.7030 | 34.6000 | 35.2000 |
| U1-U4 | 129.4860 | 129.1960 | 62.7820 | 63.4040 |
| U2-U3 | 46.3630 | 46.2830 | 42.3000 | 42.9000 |
| U2-U4 | 89.0840 | 88.8940 | 83.7810 | 84.4550 |
| U3-U4 | 62.4100 | 62.3430 | 113.2430 | 113.9570 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59695.35526814 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416815 |
| DEC | -29.00698 |
| 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 | 56.255 |
| HIERARCH ESO ISS PBL12 END | 56.191 |
| HIERARCH ESO ISS PBLA12 START | 28.2 |
| HIERARCH ESO ISS PBLA12 END | 28.8 |
| HIERARCH ESO ISS PBL13 START | 101.847 |
| HIERARCH ESO ISS PBL13 END | 101.703 |
| HIERARCH ESO ISS PBLA13 START | 34.6 |
| HIERARCH ESO ISS PBLA13 END | 35.2 |
| HIERARCH ESO ISS PBL14 START | 129.486 |
| HIERARCH ESO ISS PBL14 END | 129.196 |
| HIERARCH ESO ISS PBLA14 START | 62.782 |
| HIERARCH ESO ISS PBLA14 END | 63.404 |
| HIERARCH ESO ISS PBL23 START | 46.363 |
| HIERARCH ESO ISS PBL23 END | 46.283 |
| HIERARCH ESO ISS PBLA23 START | 42.3 |
| HIERARCH ESO ISS PBLA23 END | 42.9 |
| HIERARCH ESO ISS PBL24 START | 89.084 |
| HIERARCH ESO ISS PBL24 END | 88.894 |
| HIERARCH ESO ISS PBLA24 START | 83.781 |
| HIERARCH ESO ISS PBLA24 END | 84.455 |
| HIERARCH ESO ISS PBL34 START | 62.41 |
| HIERARCH ESO ISS PBL34 END | 62.343 |
| HIERARCH ESO ISS PBLA34 START | 113.243 |
| HIERARCH ESO ISS PBLA34 END | 113.957 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003134 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003134 |
| HIERARCH ESO ISS AMBI TEMP | 11.05 |
| HIERARCH ESO ISS AMBI FWHM START | 1.4 |
| HIERARCH ESO ISS AMBI FWHM END | 1.4 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |