Exposure
- ID
- GRAVI.2021-05-25T08:34:24.258_1
- Header ID
- GRAVI.2021-05-25T08:34:24.258
- Date updated
- 2021-05-25 08:46:21 UTC+0000
- Release date
- 2022-05-25 08:46:21 UTC+0000
- UTC Start
- 2021-05-25 08:34:24.258
- UTC End
- 2021-05-25 08:39:44.258
- MJD Start
- 59359.35722521
- MJD End
- 59359.3609289137
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00337
- Ambient temperature (°C)
- 11.78
- Seeing (arcsec)
- 0.975
Observation
- ID
- 47464
- Category
- science
- Program ID
- 105.20B2.002
- Program Title
- THE GALACTIC CENTER AT UNPRECEDENTED RESOLUTION - PROBING GENERAL RELATIVITY WITH GRAVITY
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ PERRIN/ STRAUBMEIER/ ROUSSELET-PERRAUT/ GARCIA/ BRANDNER/ GENZEL/ ECKART/ PAUMARD/ CL'ENET/ GAO/ HABIBI/ HORROBIN/ KERVELLA/ OTT/ WIDMANN/ VON FELLENBERG/ HENNING/ PFUHL/ WAISBERG/ DEXTER/ DE ZEEUW/ AMORIM
Target
- ID
- 35600
- Name
- S2
- RA
- 266.417087
- DEC
- -29.00718
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 53.1000 | 52.8330 | 37.7000 | 38.0000 |
| U1-U3 | 94.5500 | 93.9380 | 43.9000 | 44.3000 |
| U1-U4 | 112.6720 | 111.2680 | 74.2180 | 74.7150 |
| U2-U3 | 42.1680 | 41.8170 | 51.8000 | 52.2000 |
| U2-U4 | 76.8180 | 75.8090 | 98.5190 | 99.3350 |
| U3-U4 | 56.8690 | 56.4390 | 131.1600 | 132.2450 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 105.20B2.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59359.35722521 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.417087 |
| DEC | -29.00718 |
| 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 | 53.1 |
| HIERARCH ESO ISS PBL12 END | 52.833 |
| HIERARCH ESO ISS PBLA12 START | 37.7 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 94.55 |
| HIERARCH ESO ISS PBL13 END | 93.938 |
| HIERARCH ESO ISS PBLA13 START | 43.9 |
| HIERARCH ESO ISS PBLA13 END | 44.3 |
| HIERARCH ESO ISS PBL14 START | 112.672 |
| HIERARCH ESO ISS PBL14 END | 111.268 |
| HIERARCH ESO ISS PBLA14 START | 74.218 |
| HIERARCH ESO ISS PBLA14 END | 74.715 |
| HIERARCH ESO ISS PBL23 START | 42.168 |
| HIERARCH ESO ISS PBL23 END | 41.817 |
| HIERARCH ESO ISS PBLA23 START | 51.8 |
| HIERARCH ESO ISS PBLA23 END | 52.2 |
| HIERARCH ESO ISS PBL24 START | 76.818 |
| HIERARCH ESO ISS PBL24 END | 75.809 |
| HIERARCH ESO ISS PBLA24 START | 98.519 |
| HIERARCH ESO ISS PBLA24 END | 99.335 |
| HIERARCH ESO ISS PBL34 START | 56.869 |
| HIERARCH ESO ISS PBL34 END | 56.439 |
| HIERARCH ESO ISS PBLA34 START | 131.16 |
| HIERARCH ESO ISS PBLA34 END | 132.245 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003662 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003078 |
| HIERARCH ESO ISS AMBI TEMP | 11.78 |
| HIERARCH ESO ISS AMBI FWHM START | 0.89 |
| HIERARCH ESO ISS AMBI FWHM END | 1.06 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |