Exposure
- ID
- GRAVI.2021-05-30T08:19:29.760_1
- Header ID
- GRAVI.2021-05-30T08:19:29.760
- Date updated
- 2021-05-30 08:35:28 UTC+0000
- Release date
- 2022-05-30 08:35:28 UTC+0000
- UTC Start
- 2021-05-30 08:19:29.760
- UTC End
- 2021-05-30 08:24:49.760
- MJD Start
- 59364.34687222
- MJD End
- 59364.3505759237
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005524
- Ambient temperature (°C)
- 10.19
- Seeing (arcsec)
- 0.605
Observation
- ID
- 47490
- 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
- 35621
- Name
- S2
- RA
- 266.41672
- DEC
- -29.00717
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.8810 | 52.6060 | 37.9000 | 38.3000 |
| U1-U3 | 94.0470 | 93.4180 | 44.2000 | 44.5000 |
| U1-U4 | 111.5200 | 110.0800 | 74.6290 | 75.1200 |
| U2-U3 | 41.8800 | 41.5200 | 52.1000 | 52.4000 |
| U2-U4 | 75.9890 | 74.9580 | 99.1910 | 100.0160 |
| U3-U4 | 56.5150 | 56.0810 | 132.0530 | 133.1520 |
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 | 59364.34687222 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.41672 |
| DEC | -29.00717 |
| 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 | 52.881 |
| HIERARCH ESO ISS PBL12 END | 52.606 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 38.3 |
| HIERARCH ESO ISS PBL13 START | 94.047 |
| HIERARCH ESO ISS PBL13 END | 93.418 |
| HIERARCH ESO ISS PBLA13 START | 44.2 |
| HIERARCH ESO ISS PBLA13 END | 44.5 |
| HIERARCH ESO ISS PBL14 START | 111.52 |
| HIERARCH ESO ISS PBL14 END | 110.08 |
| HIERARCH ESO ISS PBLA14 START | 74.629 |
| HIERARCH ESO ISS PBLA14 END | 75.12 |
| HIERARCH ESO ISS PBL23 START | 41.88 |
| HIERARCH ESO ISS PBL23 END | 41.52 |
| HIERARCH ESO ISS PBLA23 START | 52.1 |
| HIERARCH ESO ISS PBLA23 END | 52.4 |
| HIERARCH ESO ISS PBL24 START | 75.989 |
| HIERARCH ESO ISS PBL24 END | 74.958 |
| HIERARCH ESO ISS PBLA24 START | 99.191 |
| HIERARCH ESO ISS PBLA24 END | 100.016 |
| HIERARCH ESO ISS PBL34 START | 56.515 |
| HIERARCH ESO ISS PBL34 END | 56.081 |
| HIERARCH ESO ISS PBLA34 START | 132.053 |
| HIERARCH ESO ISS PBLA34 END | 133.152 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005718 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00533 |
| HIERARCH ESO ISS AMBI TEMP | 10.19 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.65 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |