Exposure
- ID
- GRAVI.2021-05-24T08:09:35.991_1
- Header ID
- GRAVI.2021-05-24T08:09:35.991
- Date updated
- 2021-05-24 08:25:26 UTC+0000
- Release date
- 2022-05-24 08:25:26 UTC+0000
- UTC Start
- 2021-05-24 08:09:35.991
- UTC End
- 2021-05-24 08:14:55.991
- MJD Start
- 59358.3399999
- MJD End
- 59358.3437036037
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0037655
- Ambient temperature (°C)
- 11.41
- Seeing (arcsec)
- 0.81
Observation
- ID
- 47457
- 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
- 35595
- Name
- S2
- RA
- 266.416898
- DEC
- -29.00719
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 54.2670 | 54.0570 | 35.8000 | 36.2000 |
| U1-U3 | 97.2430 | 96.7560 | 42.2000 | 42.5000 |
| U1-U4 | 118.9030 | 117.7710 | 71.6620 | 72.1800 |
| U2-U3 | 43.7160 | 43.4350 | 50.0000 | 50.4000 |
| U2-U4 | 81.3550 | 80.5240 | 94.6390 | 95.3870 |
| U3-U4 | 58.8800 | 58.5030 | 126.0690 | 127.0390 |
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 | 59358.3399999 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416898 |
| DEC | -29.00719 |
| 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 | 54.267 |
| HIERARCH ESO ISS PBL12 END | 54.057 |
| HIERARCH ESO ISS PBLA12 START | 35.8 |
| HIERARCH ESO ISS PBLA12 END | 36.2 |
| HIERARCH ESO ISS PBL13 START | 97.243 |
| HIERARCH ESO ISS PBL13 END | 96.756 |
| HIERARCH ESO ISS PBLA13 START | 42.2 |
| HIERARCH ESO ISS PBLA13 END | 42.5 |
| HIERARCH ESO ISS PBL14 START | 118.903 |
| HIERARCH ESO ISS PBL14 END | 117.771 |
| HIERARCH ESO ISS PBLA14 START | 71.662 |
| HIERARCH ESO ISS PBLA14 END | 72.18 |
| HIERARCH ESO ISS PBL23 START | 43.716 |
| HIERARCH ESO ISS PBL23 END | 43.435 |
| HIERARCH ESO ISS PBLA23 START | 50.0 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 81.355 |
| HIERARCH ESO ISS PBL24 END | 80.524 |
| HIERARCH ESO ISS PBLA24 START | 94.639 |
| HIERARCH ESO ISS PBLA24 END | 95.387 |
| HIERARCH ESO ISS PBL34 START | 58.88 |
| HIERARCH ESO ISS PBL34 END | 58.503 |
| HIERARCH ESO ISS PBLA34 START | 126.069 |
| HIERARCH ESO ISS PBLA34 END | 127.039 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003968 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003563 |
| HIERARCH ESO ISS AMBI TEMP | 11.41 |
| HIERARCH ESO ISS AMBI FWHM START | 0.75 |
| HIERARCH ESO ISS AMBI FWHM END | 0.87 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |