Exposure
- ID
- GRAVI.2021-05-31T06:15:05.003_1
- Header ID
- GRAVI.2021-05-31T06:15:05.003
- Date updated
- 2021-05-31 06:30:14 UTC+0000
- Release date
- 2022-05-31 06:30:14 UTC+0000
- UTC Start
- 2021-05-31 06:15:05.003
- UTC End
- 2021-05-31 06:20:25.003
- MJD Start
- 59365.26047457
- MJD End
- 59365.2641782737
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001911
- Ambient temperature (°C)
- 10.18
- Seeing (arcsec)
- 1.275
Observation
- ID
- 47500
- 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
- 35629
- Name
- S2
- RA
- 266.4168
- DEC
- -29.00714
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2320 | 56.1650 | 28.4000 | 29.0000 |
| U1-U3 | 101.7960 | 101.6440 | 34.8000 | 35.4000 |
| U1-U4 | 129.3840 | 129.0720 | 63.0070 | 63.6350 |
| U2-U3 | 46.3340 | 46.2500 | 42.5000 | 43.1000 |
| U2-U4 | 89.0180 | 88.8100 | 84.0250 | 84.7090 |
| U3-U4 | 62.3880 | 62.3110 | 113.5000 | 114.2290 |
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 | 59365.26047457 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.4168 |
| DEC | -29.00714 |
| 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 | 56.232 |
| HIERARCH ESO ISS PBL12 END | 56.165 |
| HIERARCH ESO ISS PBLA12 START | 28.4 |
| HIERARCH ESO ISS PBLA12 END | 29.0 |
| HIERARCH ESO ISS PBL13 START | 101.796 |
| HIERARCH ESO ISS PBL13 END | 101.644 |
| HIERARCH ESO ISS PBLA13 START | 34.8 |
| HIERARCH ESO ISS PBLA13 END | 35.4 |
| HIERARCH ESO ISS PBL14 START | 129.384 |
| HIERARCH ESO ISS PBL14 END | 129.072 |
| HIERARCH ESO ISS PBLA14 START | 63.007 |
| HIERARCH ESO ISS PBLA14 END | 63.635 |
| HIERARCH ESO ISS PBL23 START | 46.334 |
| HIERARCH ESO ISS PBL23 END | 46.25 |
| HIERARCH ESO ISS PBLA23 START | 42.5 |
| HIERARCH ESO ISS PBLA23 END | 43.1 |
| HIERARCH ESO ISS PBL24 START | 89.018 |
| HIERARCH ESO ISS PBL24 END | 88.81 |
| HIERARCH ESO ISS PBLA24 START | 84.025 |
| HIERARCH ESO ISS PBLA24 END | 84.709 |
| HIERARCH ESO ISS PBL34 START | 62.388 |
| HIERARCH ESO ISS PBL34 END | 62.311 |
| HIERARCH ESO ISS PBLA34 START | 113.5 |
| HIERARCH ESO ISS PBLA34 END | 114.229 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001943 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001879 |
| HIERARCH ESO ISS AMBI TEMP | 10.18 |
| HIERARCH ESO ISS AMBI FWHM START | 1.31 |
| HIERARCH ESO ISS AMBI FWHM END | 1.24 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |