21 Cancri
21 Cancri (21 Cnc) is a star in the constellation Cancer. Its apparent magnitude is 6.11.
References
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| | Stars (list) | | Bayer | |
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| | Flamsteed | |
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| | Variable |
- R
- S
- T
- U
- V
- X
- RS
- RU
- RX
- RZ
- SS
- SY
- TT
- TU
- TW
- TX
- UU
- VZ
- WY
- YZ
- AC
- AD
- AH
- AK
- AR
- AT
- AZ
- BN
- BQ
- BR
- BS
- BU
- BW
- BX
- CC
- CU
- CY
- DW
- DX
- EG
- EP
- ES
- EV
- EW
- EX
- FZ
- GY
- HU
- HV
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| | HR |
- 3104
- 3115
- 3125
- 3127
- 3158
- 3164
- 3198
- 3201
- 3222
- 3228
- 3231
- 3252
- 3264
- 3306
- 3376
- 3380
- 3394
- 3395
- 3424
- 3428
- 3504
- 3558
- 3567
- 3599
- 3606
- 3617
- 3620
- 3635
- 3657
- 3689
- 3707
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| | HD | |
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| | Other | |
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| | Star clusters | |
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| | Nebulae | |
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| | Galaxies | |
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| Galaxy
clusters | |
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| | Other |
- GRB 021211
- SN 1999aa
- SN 2002lt
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