Exposure
- ID
- GRAVI.2022-03-20T07:36:10.316_1
- Header ID
- GRAVI.2022-03-20T07:36:10.316
- Date updated
- 2022-03-20 07:50:37 UTC+0000
- Release date
- 2023-03-20 07:50:37 UTC+0000
- UTC Start
- 2022-03-20 07:36:10.316
- UTC End
- 2022-03-20 07:41:30.316
- MJD Start
- 59658.31678606
- MJD End
- 59658.3204897637
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0046825
- Ambient temperature (°C)
- 13.99
- Seeing (arcsec)
- 0.62
Observation
- ID
- 49993
- Category
- science
- Program ID
- 108.2248.001
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ GENZEL/ STRAUBMEIER/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ OTT/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ HABIBI/ PERRIN/ HORROBIN/ PAUMARD/ LACOUR/ HEIßEL/ VINCENT
Target
- ID
- 37361
- Name
- S2
- RA
- 266.416769
- DEC
- -29.00713
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2360 | 56.2420 | 2.4000 | 3.3000 |
| U1-U3 | 100.8200 | 100.8740 | 7.4000 | 8.3000 |
| U1-U4 | 116.3290 | 117.0010 | 31.3960 | 32.6210 |
| U2-U3 | 45.0520 | 45.1160 | 13.5000 | 14.6000 |
| U2-U4 | 72.4310 | 73.3510 | 53.4710 | 54.6920 |
| U3-U4 | 47.6630 | 48.5370 | 90.8340 | 91.5090 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.2248.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59658.31678606 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416769 |
| DEC | -29.00713 |
| 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 | 56.236 |
| HIERARCH ESO ISS PBL12 END | 56.242 |
| HIERARCH ESO ISS PBLA12 START | 2.4 |
| HIERARCH ESO ISS PBLA12 END | 3.3 |
| HIERARCH ESO ISS PBL13 START | 100.82 |
| HIERARCH ESO ISS PBL13 END | 100.874 |
| HIERARCH ESO ISS PBLA13 START | 7.4 |
| HIERARCH ESO ISS PBLA13 END | 8.3 |
| HIERARCH ESO ISS PBL14 START | 116.329 |
| HIERARCH ESO ISS PBL14 END | 117.001 |
| HIERARCH ESO ISS PBLA14 START | 31.396 |
| HIERARCH ESO ISS PBLA14 END | 32.621 |
| HIERARCH ESO ISS PBL23 START | 45.052 |
| HIERARCH ESO ISS PBL23 END | 45.116 |
| HIERARCH ESO ISS PBLA23 START | 13.5 |
| HIERARCH ESO ISS PBLA23 END | 14.6 |
| HIERARCH ESO ISS PBL24 START | 72.431 |
| HIERARCH ESO ISS PBL24 END | 73.351 |
| HIERARCH ESO ISS PBLA24 START | 53.471 |
| HIERARCH ESO ISS PBLA24 END | 54.692 |
| HIERARCH ESO ISS PBL34 START | 47.663 |
| HIERARCH ESO ISS PBL34 END | 48.537 |
| HIERARCH ESO ISS PBLA34 START | 90.834 |
| HIERARCH ESO ISS PBLA34 END | 91.509 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004286 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005079 |
| HIERARCH ESO ISS AMBI TEMP | 13.99 |
| HIERARCH ESO ISS AMBI FWHM START | 0.64 |
| HIERARCH ESO ISS AMBI FWHM END | 0.6 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |