Exposure
- ID
- GRAVI.2023-06-03T05:41:21.538_2
- Header ID
- GRAVI.2023-06-03T05:41:21.538
- Date updated
- 2023-06-03 05:56:26 UTC+0000
- Release date
- 2023-06-03 05:41:21 UTC+0000
- UTC Start
- 2023-06-03 05:41:21.538
- UTC End
- 2023-06-03 05:47:21.538
- MJD Start
- 60098.23705484
- MJD End
- 60098.2412215067
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0040095
- Ambient temperature (°C)
- 13.89
- Seeing (arcsec)
- 0.655
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 | 56.4370 | 56.3920 | 25.9000 | 26.6000 |
| U1-U3 | 102.2430 | 102.1490 | 32.3000 | 33.0000 |
| U1-U4 | 130.1430 | 130.0200 | 60.2880 | 61.0520 |
| U2-U3 | 46.5720 | 46.5250 | 40.0000 | 40.7000 |
| U2-U4 | 89.4280 | 89.3890 | 81.1600 | 81.9500 |
| U3-U4 | 62.4370 | 62.4680 | 110.5830 | 111.3660 |
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 | 60098.23705484 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416794 |
| DEC | -29.00721 |
| 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 | 56.437 |
| HIERARCH ESO ISS PBL12 END | 56.392 |
| HIERARCH ESO ISS PBLA12 START | 25.9 |
| HIERARCH ESO ISS PBLA12 END | 26.6 |
| HIERARCH ESO ISS PBL13 START | 102.243 |
| HIERARCH ESO ISS PBL13 END | 102.149 |
| HIERARCH ESO ISS PBLA13 START | 32.3 |
| HIERARCH ESO ISS PBLA13 END | 33.0 |
| HIERARCH ESO ISS PBL14 START | 130.143 |
| HIERARCH ESO ISS PBL14 END | 130.02 |
| HIERARCH ESO ISS PBLA14 START | 60.288 |
| HIERARCH ESO ISS PBLA14 END | 61.052 |
| HIERARCH ESO ISS PBL23 START | 46.572 |
| HIERARCH ESO ISS PBL23 END | 46.525 |
| HIERARCH ESO ISS PBLA23 START | 40.0 |
| HIERARCH ESO ISS PBLA23 END | 40.7 |
| HIERARCH ESO ISS PBL24 START | 89.428 |
| HIERARCH ESO ISS PBL24 END | 89.389 |
| HIERARCH ESO ISS PBLA24 START | 81.16 |
| HIERARCH ESO ISS PBLA24 END | 81.95 |
| HIERARCH ESO ISS PBL34 START | 62.437 |
| HIERARCH ESO ISS PBL34 END | 62.468 |
| HIERARCH ESO ISS PBLA34 START | 110.583 |
| HIERARCH ESO ISS PBLA34 END | 111.366 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003915 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004104 |
| HIERARCH ESO ISS AMBI TEMP | 13.89 |
| HIERARCH ESO ISS AMBI FWHM START | 0.65 |
| HIERARCH ESO ISS AMBI FWHM END | 0.66 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |