[seqfan] Re: Sequences cross-linking some astronomical catalogs

[Sean A. Irvine]

My vote would be no for this sequence.

In general when I'm adding a new sequence I try to consider whether someone
else is ever likely to search for it or if it could conceivably come up in
some other context.

I think this one fails the test.



On 20 May 2017 at 06:49, Felix Fröhlich <felix.froe at gmail.com> wrote:

> Dear SeqFans,
>
> I've been thinking about some astronomy related sequences, but wonder
> whether they would be acceptable.
>
> Those sequences link some catalogs of astronomical objects to each other.
> An example is the following:
>
> Numbers n such that the n-th astronomical object in the New General
> Catalogue, NGC n, also has a Messier number.
>
> The sequence starts 205, 221, 224, 581, 598, 628, 650, 651, 1039, 1068,
> 1904, 1912, 1952, 1960, 1976, 1982, 2068, 2099, 2168, 2287, 2323, 2422,
> 2437, 2447, 2548, 2632, 2682, 3031, 3034, 3351, 3368, 3379, 3556, 3587,
> 3623, 3627, 3992, 4192, 4254, 4258, 4303, 4321, 4374, 4382, 4406
>
> It can be obtained from "List of Messier objects" in Wikipedia. Other
> sequences relating other astronomical catalogs are possible.
>
> I once submitted a similar sequence that was not a list. That sequence was
> rejected. So I wonder whether this would be acceptable.
>
> Best regards
> Felix
>
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