Exposure
- ID
- GRAVI.2022-04-26T09:43:44.349_1
- Header ID
- GRAVI.2022-04-26T09:43:44.349
- Date updated
- 2022-04-26 10:00:53 UTC+0000
- Release date
- 2023-04-26 10:00:53 UTC+0000
- UTC Start
- 2022-04-26 09:43:44.349
- UTC End
- 2022-04-26 09:49:04.349
- MJD Start
- 59695.40537441
- MJD End
- 59695.4090781137
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001642
- Ambient temperature (°C)
- 10.95
- Seeing (arcsec)
- 1.35
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 | 54.8250 | 54.6480 | 34.6000 | 35.0000 |
| U1-U3 | 98.5360 | 98.1250 | 41.0000 | 41.4000 |
| U1-U4 | 121.9270 | 120.9630 | 70.1030 | 70.6330 |
| U2-U3 | 44.4620 | 44.2240 | 48.8000 | 49.2000 |
| U2-U4 | 83.5840 | 82.8720 | 92.4840 | 93.2010 |
| U3-U4 | 59.9080 | 59.5780 | 123.3250 | 124.2300 |
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 | 59695.40537441 |
| 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 | 54.825 |
| HIERARCH ESO ISS PBL12 END | 54.648 |
| HIERARCH ESO ISS PBLA12 START | 34.6 |
| HIERARCH ESO ISS PBLA12 END | 35.0 |
| HIERARCH ESO ISS PBL13 START | 98.536 |
| HIERARCH ESO ISS PBL13 END | 98.125 |
| HIERARCH ESO ISS PBLA13 START | 41.0 |
| HIERARCH ESO ISS PBLA13 END | 41.4 |
| HIERARCH ESO ISS PBL14 START | 121.927 |
| HIERARCH ESO ISS PBL14 END | 120.963 |
| HIERARCH ESO ISS PBLA14 START | 70.103 |
| HIERARCH ESO ISS PBLA14 END | 70.633 |
| HIERARCH ESO ISS PBL23 START | 44.462 |
| HIERARCH ESO ISS PBL23 END | 44.224 |
| HIERARCH ESO ISS PBLA23 START | 48.8 |
| HIERARCH ESO ISS PBLA23 END | 49.2 |
| HIERARCH ESO ISS PBL24 START | 83.584 |
| HIERARCH ESO ISS PBL24 END | 82.872 |
| HIERARCH ESO ISS PBLA24 START | 92.484 |
| HIERARCH ESO ISS PBLA24 END | 93.201 |
| HIERARCH ESO ISS PBL34 START | 59.908 |
| HIERARCH ESO ISS PBL34 END | 59.578 |
| HIERARCH ESO ISS PBLA34 START | 123.325 |
| HIERARCH ESO ISS PBLA34 END | 124.23 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001642 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001642 |
| HIERARCH ESO ISS AMBI TEMP | 10.95 |
| HIERARCH ESO ISS AMBI FWHM START | 1.35 |
| HIERARCH ESO ISS AMBI FWHM END | 1.35 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |