Exposure
- ID
- GRAVI.2021-05-24T04:14:44.399_2
- Header ID
- GRAVI.2021-05-24T04:14:44.399
- Date updated
- 2021-05-24 04:25:17 UTC+0000
- Release date
- 2022-05-24 04:25:17 UTC+0000
- UTC Start
- 2021-05-24 04:14:44.399
- UTC End
- 2021-05-24 04:16:24.399
- MJD Start
- 59358.17690277
- MJD End
- 59358.1780601774
- Exposure time (s)
- 100.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00411
- Ambient temperature (°C)
- 12.43
- Seeing (arcsec)
- 0.495
Observation
- ID
- 47447
- 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
- 35586
- Name
- IRS16C
- RA
- 266.417114166667
- DEC
- -29.00764925
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 | 56.3620 | 56.3700 | 10.3000 | 10.6000 |
U1-U3 | 101.5020 | 101.5360 | 16.0000 | 16.3000 |
U1-U4 | 122.7870 | 123.0420 | 42.2520 | 42.6610 |
U2-U3 | 45.7520 | 45.7830 | 22.9000 | 23.3000 |
U2-U4 | 80.6620 | 80.9650 | 63.9400 | 64.3240 |
U3-U4 | 55.0400 | 55.2960 | 96.9940 | 97.2400 |
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 | 59358.17690277 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16NW |
HIERARCH ESO INS SOBJ NAME | IRS16NW |
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 | 140.0 |
HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
HIERARCH ESO DET2 NDIT | 100 |
HIERARCH ESO ISS PBL12 START | 56.362 |
HIERARCH ESO ISS PBL12 END | 56.37 |
HIERARCH ESO ISS PBLA12 START | 10.3 |
HIERARCH ESO ISS PBLA12 END | 10.6 |
HIERARCH ESO ISS PBL13 START | 101.502 |
HIERARCH ESO ISS PBL13 END | 101.536 |
HIERARCH ESO ISS PBLA13 START | 16.0 |
HIERARCH ESO ISS PBLA13 END | 16.3 |
HIERARCH ESO ISS PBL14 START | 122.787 |
HIERARCH ESO ISS PBL14 END | 123.042 |
HIERARCH ESO ISS PBLA14 START | 42.252 |
HIERARCH ESO ISS PBLA14 END | 42.661 |
HIERARCH ESO ISS PBL23 START | 45.752 |
HIERARCH ESO ISS PBL23 END | 45.783 |
HIERARCH ESO ISS PBLA23 START | 22.9 |
HIERARCH ESO ISS PBLA23 END | 23.3 |
HIERARCH ESO ISS PBL24 START | 80.662 |
HIERARCH ESO ISS PBL24 END | 80.965 |
HIERARCH ESO ISS PBLA24 START | 63.94 |
HIERARCH ESO ISS PBLA24 END | 64.324 |
HIERARCH ESO ISS PBL34 START | 55.04 |
HIERARCH ESO ISS PBL34 END | 55.296 |
HIERARCH ESO ISS PBLA34 START | 96.994 |
HIERARCH ESO ISS PBLA34 END | 97.24 |
HIERARCH ESO ISS AMBI TAU0 START | 0.004223 |
HIERARCH ESO ISS AMBI TAU0 END | 0.003997 |
HIERARCH ESO ISS AMBI TEMP | 12.43 |
HIERARCH ESO ISS AMBI FWHM START | 0.49 |
HIERARCH ESO ISS AMBI FWHM END | 0.5 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1074 |
HIERARCH ESO FT ROBJ DELTA | -290027.5373 |