Table:
0
A
B
C
D
E
1
NGC number
Object type
Constellation
Right ascension ( J2000 )
Declination ( J2000 )
2
3310
Spiral galaxy
Ursa Major
10h38m45.9s
°30′12″
3
3311
Elliptical galaxy
Hydra
10h36m43.3s
°31′41″
4
3312
Spiral galaxy
Hydra
10h37m02.3s
°33′54″
5
3314
Spiral galaxy occulted by another spiral galaxy
Hydra
10h37m12.8s
°41′04″
6
3344
Spiral galaxy
Leo Minor
10h43m31.1s
°55′20″
7
3351
Spiral galaxy
Leo
10h43m57.7s
°42′13″
8
3359
Spiral galaxy
Ursa Major
10h46m36.6s
°13′25″
9
3368
Spiral galaxy
Leo
10h46m45.8s
°49′10″
10
3369
Lenticular galaxy
Hydra
10h46m44.9s
°14′34″
11
3370
Spiral galaxy
Leo
10h47m04.2s
°16′23″
12
3371
Lenticular galaxy
Leo
10h48m16.9s
°37′43″
13
3372
Diffuse nebula
Carina
10h44m19.0s
°53′21″
14
3379
Elliptical galaxy
Leo
10h47m49.8s
°34′55″
15
3384
Lenticular galaxy
Leo
10h48m16.9s
°37′43″

Questions and formulas:
Question: what is the declination (j2000) that has a constellation of hydra and a right ascension (j2000) of 10h46m44.9s?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(C1="hydra")*(D1="10h46m44.9s")),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E15,(C2:C15="hydra")*(D2:D15="10h46m44.9s")),5))
Level: medium
Question: What is the ngc number when the object type is lenticular galaxy and the constellation is hydra?
Formula: SUM(FILTER(A1, (B1="lenticular galaxy")*(C1="hydra")))
Formula2: SUM(FILTER(A2:A15, (B2:B15="lenticular galaxy")*(C2:C15="hydra")))
Level: easy
Question: what is the object type when the ngc number is 3314?
Formula: LET(query1,SUMMARIZE(B1,SUMX(A1)),FILTER(query1,CHOOSECOLS(query1,2)=3314))
Formula2: LET(query1,SUMMARIZE(B2:B15,SUMX(A2:A15)),FILTER(query1,CHOOSECOLS(query1,2)=3314))
Level: hard
Question: what is the ngc number when the constellation is leo and the declination (j2000) is °42′13″?
Formula: SUM(FILTER(A1, (C1="leo")*(E1="°42′13″")))
Formula2: SUM(FILTER(A2:A15, (C2:C15="leo")*(E2:E15="°42′13″")))
Level: easy
Question: what is the right ascension (j2000) with the ngc number less than 3384, the constellation is hydra and the object type is spiral galaxy?
Formula: LET(query1,LET(query1,FILTER(A1:E1,(C1="hydra")*(B1="spiral galaxy")),SUMMARIZE(CHOOSECOLS(query1,4),SUMX(CHOOSECOLS(query1,1)))),FILTER(query1,CHOOSECOLS(query1,2)<3384))
Formula2: LET(query1,LET(query1,FILTER(A2:E15,(C2:C15="hydra")*(B2:B15="spiral galaxy")),SUMMARIZE(CHOOSECOLS(query1,4),SUMX(CHOOSECOLS(query1,1)))),FILTER(query1,CHOOSECOLS(query1,2)<3384))
Level: hard