Exposure
- ID
- GRAVI.2022-04-26T10:12:23.421_1
- Header ID
- GRAVI.2022-04-26T10:12:23.421
- Date updated
- 2022-04-26 10:31:05 UTC+0000
- Release date
- 2023-04-26 10:31:04 UTC+0000
- UTC Start
- 2022-04-26 10:12:23.421
- UTC End
- 2022-04-26 10:17:43.421
- MJD Start
- 59695.42527108
- MJD End
- 59695.4289747837
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0026205
- Ambient temperature (°C)
- 11.07
- Seeing (arcsec)
- 1.055
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 | 53.8270 | 53.5950 | 36.6000 | 37.0000 |
| U1-U3 | 96.2240 | 95.6890 | 42.9000 | 43.3000 |
| U1-U4 | 116.5350 | 115.2980 | 72.7160 | 73.2220 |
| U2-U3 | 43.1290 | 42.8220 | 50.8000 | 51.2000 |
| U2-U4 | 79.6210 | 78.7190 | 96.1790 | 96.9480 |
| U3-U4 | 58.0980 | 57.6980 | 128.0720 | 129.0810 |
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 | 59695.42527108 |
| 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 | 53.827 |
| HIERARCH ESO ISS PBL12 END | 53.595 |
| HIERARCH ESO ISS PBLA12 START | 36.6 |
| HIERARCH ESO ISS PBLA12 END | 37.0 |
| HIERARCH ESO ISS PBL13 START | 96.224 |
| HIERARCH ESO ISS PBL13 END | 95.689 |
| HIERARCH ESO ISS PBLA13 START | 42.9 |
| HIERARCH ESO ISS PBLA13 END | 43.3 |
| HIERARCH ESO ISS PBL14 START | 116.535 |
| HIERARCH ESO ISS PBL14 END | 115.298 |
| HIERARCH ESO ISS PBLA14 START | 72.716 |
| HIERARCH ESO ISS PBLA14 END | 73.222 |
| HIERARCH ESO ISS PBL23 START | 43.129 |
| HIERARCH ESO ISS PBL23 END | 42.822 |
| HIERARCH ESO ISS PBLA23 START | 50.8 |
| HIERARCH ESO ISS PBLA23 END | 51.2 |
| HIERARCH ESO ISS PBL24 START | 79.621 |
| HIERARCH ESO ISS PBL24 END | 78.719 |
| HIERARCH ESO ISS PBLA24 START | 96.179 |
| HIERARCH ESO ISS PBLA24 END | 96.948 |
| HIERARCH ESO ISS PBL34 START | 58.098 |
| HIERARCH ESO ISS PBL34 END | 57.698 |
| HIERARCH ESO ISS PBLA34 START | 128.072 |
| HIERARCH ESO ISS PBLA34 END | 129.081 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00241 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002831 |
| HIERARCH ESO ISS AMBI TEMP | 11.07 |
| HIERARCH ESO ISS AMBI FWHM START | 1.17 |
| HIERARCH ESO ISS AMBI FWHM END | 0.94 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |