Exposure
- ID
- GRAVI.2022-06-20T05:29:05.853_1
- Header ID
- GRAVI.2022-06-20T05:29:05.853
- Date updated
- 2022-06-20 13:30:54 UTC+0000
- Release date
- 2023-06-20 13:30:53 UTC+0000
- UTC Start
- 2022-06-20 05:29:05.853
- UTC End
- 2022-06-20 05:34:25.853
- MJD Start
- 59750.22853996
- MJD End
- 59750.2322436637
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001003
- Ambient temperature (°C)
- 8.45
- Seeing (arcsec)
- 2.17
Observation
- ID
- 51283
- Category
- science
- Program ID
- 109.22ZA.003
- 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
- 38218
- Name
- S2
- RA
- 266.416937
- DEC
- -29.0072
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.7620 | 55.6500 | 31.4000 | 31.9000 |
| U1-U3 | 100.7170 | 100.4570 | 37.8000 | 38.3000 |
| U1-U4 | 127.0130 | 126.4130 | 66.3560 | 66.9320 |
| U2-U3 | 45.7210 | 45.5710 | 45.6000 | 46.1000 |
| U2-U4 | 87.3400 | 86.9010 | 87.7970 | 88.4810 |
| U3-U4 | 61.6660 | 61.4630 | 117.6690 | 118.4630 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59750.22853996 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416937 |
| DEC | -29.0072 |
| 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 | 55.762 |
| HIERARCH ESO ISS PBL12 END | 55.65 |
| HIERARCH ESO ISS PBLA12 START | 31.4 |
| HIERARCH ESO ISS PBLA12 END | 31.9 |
| HIERARCH ESO ISS PBL13 START | 100.717 |
| HIERARCH ESO ISS PBL13 END | 100.457 |
| HIERARCH ESO ISS PBLA13 START | 37.8 |
| HIERARCH ESO ISS PBLA13 END | 38.3 |
| HIERARCH ESO ISS PBL14 START | 127.013 |
| HIERARCH ESO ISS PBL14 END | 126.413 |
| HIERARCH ESO ISS PBLA14 START | 66.356 |
| HIERARCH ESO ISS PBLA14 END | 66.932 |
| HIERARCH ESO ISS PBL23 START | 45.721 |
| HIERARCH ESO ISS PBL23 END | 45.571 |
| HIERARCH ESO ISS PBLA23 START | 45.6 |
| HIERARCH ESO ISS PBLA23 END | 46.1 |
| HIERARCH ESO ISS PBL24 START | 87.34 |
| HIERARCH ESO ISS PBL24 END | 86.901 |
| HIERARCH ESO ISS PBLA24 START | 87.797 |
| HIERARCH ESO ISS PBLA24 END | 88.481 |
| HIERARCH ESO ISS PBL34 START | 61.666 |
| HIERARCH ESO ISS PBL34 END | 61.463 |
| HIERARCH ESO ISS PBLA34 START | 117.669 |
| HIERARCH ESO ISS PBLA34 END | 118.463 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001003 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001003 |
| HIERARCH ESO ISS AMBI TEMP | 8.45 |
| HIERARCH ESO ISS AMBI FWHM START | 2.17 |
| HIERARCH ESO ISS AMBI FWHM END | 2.17 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5299 |