Exposure
- ID
- GRAVI.2023-06-04T03:47:35.606_2
- Header ID
- GRAVI.2023-06-04T03:47:35.606
- Date updated
- 2023-06-04 04:01:22 UTC+0000
- Release date
- 2023-06-04 03:47:35 UTC+0000
- UTC Start
- 2023-06-04 03:47:35.606
- UTC End
- 2023-06-04 03:53:35.606
- MJD Start
- 60099.15805099
- MJD End
- 60099.1622176567
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0121925
- Ambient temperature (°C)
- 14.39
- Seeing (arcsec)
- 0.3
Observation
- ID
- 55614
- Category
- calibrator
- Program ID
- 111.24H1.002
- 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/ BRANDNER/ ROUSSELET-PERRAUT/ PERRIN/ GARCIA/ ECKART/ DE ZEEUW/ WIDMANN/ PAUMARD/ HORROBIN/ VINCENT/ DRESCHER/ BOURDAROT/ CAO/ LUTZ/ STURM/ RIBEIRO
Target
- ID
- 41180
- Name
- IRS16C
- RA
- 266.417108333333
- DEC
- -29.0076453055556
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4090 | 56.4310 | 12.3000 | 13.2000 |
| U1-U3 | 101.7080 | 101.8000 | 18.1000 | 19.0000 |
| U1-U4 | 124.3090 | 124.9710 | 44.7080 | 45.7960 |
| U2-U3 | 45.9400 | 46.0240 | 25.2000 | 26.2000 |
| U2-U4 | 82.4520 | 83.2180 | 66.2360 | 67.2500 |
| U3-U4 | 56.5380 | 57.1700 | 98.4960 | 99.1830 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.002 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60099.15805099 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416752 |
| DEC | -29.00711 |
| 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 | 389.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 56.409 |
| HIERARCH ESO ISS PBL12 END | 56.431 |
| HIERARCH ESO ISS PBLA12 START | 12.3 |
| HIERARCH ESO ISS PBLA12 END | 13.2 |
| HIERARCH ESO ISS PBL13 START | 101.708 |
| HIERARCH ESO ISS PBL13 END | 101.8 |
| HIERARCH ESO ISS PBLA13 START | 18.1 |
| HIERARCH ESO ISS PBLA13 END | 19.0 |
| HIERARCH ESO ISS PBL14 START | 124.309 |
| HIERARCH ESO ISS PBL14 END | 124.971 |
| HIERARCH ESO ISS PBLA14 START | 44.708 |
| HIERARCH ESO ISS PBLA14 END | 45.796 |
| HIERARCH ESO ISS PBL23 START | 45.94 |
| HIERARCH ESO ISS PBL23 END | 46.024 |
| HIERARCH ESO ISS PBLA23 START | 25.2 |
| HIERARCH ESO ISS PBLA23 END | 26.2 |
| HIERARCH ESO ISS PBL24 START | 82.452 |
| HIERARCH ESO ISS PBL24 END | 83.218 |
| HIERARCH ESO ISS PBLA24 START | 66.236 |
| HIERARCH ESO ISS PBLA24 END | 67.25 |
| HIERARCH ESO ISS PBL34 START | 56.538 |
| HIERARCH ESO ISS PBL34 END | 57.17 |
| HIERARCH ESO ISS PBLA34 START | 98.496 |
| HIERARCH ESO ISS PBLA34 END | 99.183 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.011515 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.01287 |
| HIERARCH ESO ISS AMBI TEMP | 14.39 |
| HIERARCH ESO ISS AMBI FWHM START | 0.3 |
| HIERARCH ESO ISS AMBI FWHM END | 0.3 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |