Exposure
- ID
- GRAVI.2022-04-26T09:50:38.367_1
- Header ID
- GRAVI.2022-04-26T09:50:38.367
- Date updated
- 2022-04-26 10:05:29 UTC+0000
- Release date
- 2023-04-26 10:05:29 UTC+0000
- UTC Start
- 2022-04-26 09:50:38.367
- UTC End
- 2022-04-26 09:55:58.367
- MJD Start
- 59695.41016628
- MJD End
- 59695.4138699837
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001642
- Ambient temperature (°C)
- 11.12
- Seeing (arcsec)
- 1.24
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 | 54.6090 | 54.4190 | 35.1000 | 35.5000 |
| U1-U3 | 98.0350 | 97.5940 | 41.5000 | 41.9000 |
| U1-U4 | 120.7530 | 119.7230 | 70.7440 | 71.2680 |
| U2-U3 | 44.1720 | 43.9180 | 49.3000 | 49.7000 |
| U2-U4 | 82.7170 | 81.9580 | 93.3530 | 94.0810 |
| U3-U4 | 59.5060 | 59.1560 | 124.4230 | 125.3510 |
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 | 59695.41016628 |
| 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 | 54.609 |
| HIERARCH ESO ISS PBL12 END | 54.419 |
| HIERARCH ESO ISS PBLA12 START | 35.1 |
| HIERARCH ESO ISS PBLA12 END | 35.5 |
| HIERARCH ESO ISS PBL13 START | 98.035 |
| HIERARCH ESO ISS PBL13 END | 97.594 |
| HIERARCH ESO ISS PBLA13 START | 41.5 |
| HIERARCH ESO ISS PBLA13 END | 41.9 |
| HIERARCH ESO ISS PBL14 START | 120.753 |
| HIERARCH ESO ISS PBL14 END | 119.723 |
| HIERARCH ESO ISS PBLA14 START | 70.744 |
| HIERARCH ESO ISS PBLA14 END | 71.268 |
| HIERARCH ESO ISS PBL23 START | 44.172 |
| HIERARCH ESO ISS PBL23 END | 43.918 |
| HIERARCH ESO ISS PBLA23 START | 49.3 |
| HIERARCH ESO ISS PBLA23 END | 49.7 |
| HIERARCH ESO ISS PBL24 START | 82.717 |
| HIERARCH ESO ISS PBL24 END | 81.958 |
| HIERARCH ESO ISS PBLA24 START | 93.353 |
| HIERARCH ESO ISS PBLA24 END | 94.081 |
| HIERARCH ESO ISS PBL34 START | 59.506 |
| HIERARCH ESO ISS PBL34 END | 59.156 |
| HIERARCH ESO ISS PBLA34 START | 124.423 |
| HIERARCH ESO ISS PBLA34 END | 125.351 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001642 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001642 |
| HIERARCH ESO ISS AMBI TEMP | 11.12 |
| HIERARCH ESO ISS AMBI FWHM START | 1.35 |
| HIERARCH ESO ISS AMBI FWHM END | 1.13 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |