Exposure
- ID
- GRAVI.2021-05-31T06:35:35.055_1
- Header ID
- GRAVI.2021-05-31T06:35:35.055
- Date updated
- 2021-05-31 06:50:14 UTC+0000
- Release date
- 2022-05-31 06:50:14 UTC+0000
- UTC Start
- 2021-05-31 06:35:35.055
- UTC End
- 2021-05-31 06:40:55.055
- MJD Start
- 59365.27471128
- MJD End
- 59365.2784149837
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00252
- Ambient temperature (°C)
- 10.36
- Seeing (arcsec)
- 1.01
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 | 55.9560 | 55.8600 | 30.4000 | 30.9000 |
| U1-U3 | 101.1650 | 100.9440 | 36.8000 | 37.3000 |
| U1-U4 | 128.0300 | 127.5310 | 65.2080 | 65.8030 |
| U2-U3 | 45.9780 | 45.8520 | 44.6000 | 45.1000 |
| U2-U4 | 88.0780 | 87.7180 | 86.4670 | 87.1510 |
| U3-U4 | 62.0010 | 61.8390 | 116.1580 | 116.9300 |
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 | 59365.27471128 |
| 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 | 55.956 |
| HIERARCH ESO ISS PBL12 END | 55.86 |
| HIERARCH ESO ISS PBLA12 START | 30.4 |
| HIERARCH ESO ISS PBLA12 END | 30.9 |
| HIERARCH ESO ISS PBL13 START | 101.165 |
| HIERARCH ESO ISS PBL13 END | 100.944 |
| HIERARCH ESO ISS PBLA13 START | 36.8 |
| HIERARCH ESO ISS PBLA13 END | 37.3 |
| HIERARCH ESO ISS PBL14 START | 128.03 |
| HIERARCH ESO ISS PBL14 END | 127.531 |
| HIERARCH ESO ISS PBLA14 START | 65.208 |
| HIERARCH ESO ISS PBLA14 END | 65.803 |
| HIERARCH ESO ISS PBL23 START | 45.978 |
| HIERARCH ESO ISS PBL23 END | 45.852 |
| HIERARCH ESO ISS PBLA23 START | 44.6 |
| HIERARCH ESO ISS PBLA23 END | 45.1 |
| HIERARCH ESO ISS PBL24 START | 88.078 |
| HIERARCH ESO ISS PBL24 END | 87.718 |
| HIERARCH ESO ISS PBLA24 START | 86.467 |
| HIERARCH ESO ISS PBLA24 END | 87.151 |
| HIERARCH ESO ISS PBL34 START | 62.001 |
| HIERARCH ESO ISS PBL34 END | 61.839 |
| HIERARCH ESO ISS PBLA34 START | 116.158 |
| HIERARCH ESO ISS PBLA34 END | 116.93 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00252 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00252 |
| HIERARCH ESO ISS AMBI TEMP | 10.36 |
| HIERARCH ESO ISS AMBI FWHM START | 1.01 |
| HIERARCH ESO ISS AMBI FWHM END | 1.01 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |