Exposure
- ID
- GRAVI.2022-04-26T09:20:29.291_1
- Header ID
- GRAVI.2022-04-26T09:20:29.291
- Date updated
- 2022-04-26 09:35:20 UTC+0000
- Release date
- 2023-04-26 09:35:20 UTC+0000
- UTC Start
- 2022-04-26 09:20:29.291
- UTC End
- 2022-04-26 09:25:49.291
- MJD Start
- 59695.3892279
- MJD End
- 59695.3929316037
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003134
- Ambient temperature (°C)
- 10.95
- 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 | 55.4440 | 55.3090 | 32.7000 | 33.2000 |
| U1-U3 | 99.9770 | 99.6610 | 39.1000 | 39.6000 |
| U1-U4 | 125.2990 | 124.5610 | 67.8730 | 68.4260 |
| U2-U3 | 45.2950 | 45.1120 | 46.9000 | 47.4000 |
| U2-U4 | 86.0790 | 85.5340 | 89.6230 | 90.3120 |
| U3-U4 | 61.0780 | 60.8220 | 119.8150 | 120.6440 |
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 | 59695.3892279 |
| 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 | 55.444 |
| HIERARCH ESO ISS PBL12 END | 55.309 |
| HIERARCH ESO ISS PBLA12 START | 32.7 |
| HIERARCH ESO ISS PBLA12 END | 33.2 |
| HIERARCH ESO ISS PBL13 START | 99.977 |
| HIERARCH ESO ISS PBL13 END | 99.661 |
| HIERARCH ESO ISS PBLA13 START | 39.1 |
| HIERARCH ESO ISS PBLA13 END | 39.6 |
| HIERARCH ESO ISS PBL14 START | 125.299 |
| HIERARCH ESO ISS PBL14 END | 124.561 |
| HIERARCH ESO ISS PBLA14 START | 67.873 |
| HIERARCH ESO ISS PBLA14 END | 68.426 |
| HIERARCH ESO ISS PBL23 START | 45.295 |
| HIERARCH ESO ISS PBL23 END | 45.112 |
| HIERARCH ESO ISS PBLA23 START | 46.9 |
| HIERARCH ESO ISS PBLA23 END | 47.4 |
| HIERARCH ESO ISS PBL24 START | 86.079 |
| HIERARCH ESO ISS PBL24 END | 85.534 |
| HIERARCH ESO ISS PBLA24 START | 89.623 |
| HIERARCH ESO ISS PBLA24 END | 90.312 |
| HIERARCH ESO ISS PBL34 START | 61.078 |
| HIERARCH ESO ISS PBL34 END | 60.822 |
| HIERARCH ESO ISS PBLA34 START | 119.815 |
| HIERARCH ESO ISS PBLA34 END | 120.644 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003134 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003134 |
| HIERARCH ESO ISS AMBI TEMP | 10.95 |
| 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 |