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Proposal #442

Proposer (35150) Pradip Karmakar (pradipkarmakar39@gmail.com) obscode: KPRB
Assigned To(3663) Dirk Terrell
Date SubmittedOct. 21, 2023
StatusAllocated
PriorityNormal
Proposal

Observation Use: sigma Gem (HD 62044) ( Alert Notice 837: Photometry of sigma Gem requested in support of TESS and CHARA observations )

Right ascension : 07:43:18.73
Declination : +28:53:00.6

Mag range : 4.13 - 4.29 V

a few observations per night

Filter Requested: B, V, R, I
V Magnitude Range: 4.13 - 4.29 V

Start Date : 2023 October 21
End date : 2023 December 15

Please use the following comp and check star:

Name RA (2000) DEC (2000) Comment
--------------------------------------------------------------------------------------------------------------------
comp iota (iot) Gem HD 58207 07:25:43.60 +27:47:53.1 38 on chart*
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check upsilon (ups) Gem HD 60522 07:35:55.35 +26:53:44.7 41 on chart*
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* chart is "AAVSO Chart : X34486CCF"
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Images delivered to Vphot for analysis and upload.

Best regards
Pradip Karmakar (KPRB)

Targets
Target RA (H.HH) Dec (D.DD) Magnitude Telescope Observation Frequency Expiration Date Proprietary Term
sig Gem 7.721869 28.88350 4.29–4.13 BSM_NM 1 April 23, 2024 No

Comments

(3663) Dirk Terrell — Oct. 25, 2023, 3:39 p.m.

This and proposal #439 have the same target. We can assign the each proposal to a different target. The main concern is that there are no nearby comp stars that fit within the FoV of the BSM. Maybe iota Gem might just fit if you provide a new center for the target field.

(4726) Kenneth Menzies — Oct. 26, 2023, 6:43 p.m.

Committed to NM.

Comments on this proposal are closed.