Exposure
- ID
- GRAVI.2021-05-24T05:18:26.560_2
- Header ID
- GRAVI.2021-05-24T05:18:26.560
- Date updated
- 2021-05-24 05:35:23 UTC+0000
- Release date
- 2022-05-24 05:35:23 UTC+0000
- UTC Start
- 2021-05-24 05:18:26.560
- UTC End
- 2021-05-24 05:23:46.560
- MJD Start
- 59358.22114074
- MJD End
- 59358.2248444437
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006706
- Ambient temperature (°C)
- 12.48
- Seeing (arcsec)
- 0.45
Observation
- ID
- 47451
- 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
- 35588
- Name
- IRS16C
- RA
- 266.4171125
- DEC
- -29.0076491944444
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
U1-U2 | 56.5460 | 56.5530 | 18.8000 | 19.5000 |
U1-U3 | 102.3090 | 102.3520 | 25.0000 | 25.7000 |
U1-U4 | 128.5520 | 128.8920 | 52.4550 | 53.2630 |
U2-U3 | 46.4840 | 46.5260 | 32.5000 | 33.2000 |
U2-U4 | 87.2840 | 87.6730 | 73.4830 | 74.2500 |
U3-U4 | 60.4800 | 60.7970 | 103.7850 | 104.4030 |
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 | 59358.22114074 |
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 | 56.546 |
HIERARCH ESO ISS PBL12 END | 56.553 |
HIERARCH ESO ISS PBLA12 START | 18.8 |
HIERARCH ESO ISS PBLA12 END | 19.5 |
HIERARCH ESO ISS PBL13 START | 102.309 |
HIERARCH ESO ISS PBL13 END | 102.352 |
HIERARCH ESO ISS PBLA13 START | 25.0 |
HIERARCH ESO ISS PBLA13 END | 25.7 |
HIERARCH ESO ISS PBL14 START | 128.552 |
HIERARCH ESO ISS PBL14 END | 128.892 |
HIERARCH ESO ISS PBLA14 START | 52.455 |
HIERARCH ESO ISS PBLA14 END | 53.263 |
HIERARCH ESO ISS PBL23 START | 46.484 |
HIERARCH ESO ISS PBL23 END | 46.526 |
HIERARCH ESO ISS PBLA23 START | 32.5 |
HIERARCH ESO ISS PBLA23 END | 33.2 |
HIERARCH ESO ISS PBL24 START | 87.284 |
HIERARCH ESO ISS PBL24 END | 87.673 |
HIERARCH ESO ISS PBLA24 START | 73.483 |
HIERARCH ESO ISS PBLA24 END | 74.25 |
HIERARCH ESO ISS PBL34 START | 60.48 |
HIERARCH ESO ISS PBL34 END | 60.797 |
HIERARCH ESO ISS PBLA34 START | 103.785 |
HIERARCH ESO ISS PBLA34 END | 104.403 |
HIERARCH ESO ISS AMBI TAU0 START | 0.007363 |
HIERARCH ESO ISS AMBI TAU0 END | 0.006049 |
HIERARCH ESO ISS AMBI TEMP | 12.48 |
HIERARCH ESO ISS AMBI FWHM START | 0.45 |
HIERARCH ESO ISS AMBI FWHM END | 0.45 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |