Citation: S. Navas et al. (Particle Data Group), Phys. Rev. D 110, 030001 (2024)

I (J P ) = 21 ( 29 − ) Status:

N(2250) 9/2−∗∗∗∗

Older and obsolete values are listed and referenced in the 2014 edition, Chinese Physics C38 070001 (2014).

N(2250) POLE POSITIONREAL PARTVALUE (MeV)

DOCUMENT ID

TECNCOMMENT

2100 to 2200 (≈ 2150) OUR ESTIMATE2095± 10ROENCHEN 22 DPWA Multichannel
2195± 45
AFZAL
20 DPWA Multichannel
1 SVARC2157± 3± 1414 L+P
πN → πN
2195± 45
ANISOVICH
12A DPWA Multichannel
2150± 50
CUTKOSKY 80 IPWA π N → π N• • • We do not use the following data for averages, fits, limits, etc. • • •2127
HUNT2062
ROENCHEN2217
ARNDT2187
HOEHLER
1 Fit to the amplitudes of HOEHLER 79.

1915A0693

DPWA Multichannel
DPWA Multichannel
DPWA π N → π N, η N
SPED π N → π N−2×IMAGINARY PARTVALUE (MeV)

DOCUMENT ID

TECNCOMMENT

350 to 500 (≈ 420) OUR ESTIMATE
422± 13
ROENCHEN 22 DPWA Multichannel
470± 50AFZAL
20 DPWA Multichannel
1412± 7± 44
SVARC
14 L+P
πN → πN
470± 50
ANISOVICH12A DPWA Multichannel
360± 100
CUTKOSKY 80 IPWA π N → π N• • • We do not use the following data for averages, fits, limits, etc. • • •262
HUNT403
ROENCHEN431
ARNDT388
HOEHLER
1 Fit to the amplitudes of HOEHLER 79.

1915A
06
93

DPWA Multichannel
DPWA Multichannel
DPWA π N → π N, η N
SPED π N → π N

N(2250) ELASTIC POLE RESIDUEMODULUS r
VALUE (MeV)

DOCUMENT ID

TECNCOMMENT

15 to 30 (≈ 25) OUR ESTIMATE
14 ± 1ROENCHEN 22 DPWA Multichannel
1 SVARC
24 ± 1± 5
14 L+P
πN → πN26 ± 5
ANISOVICH
12A DPWA Multichannel
20 ± 6
CUTKOSKY 80 IPWA π N → π N• • • We do not use the following data for averages, fits, limits, etc. • • •8.22121

ROENCHEN
ARNDT
HOEHLER

https://pdg.lbl.gov

Page 1

15A DPWA Multichannel
06 DPWA π N → π N, η N
93 SPED π N → π N

Created: 5/31/2024 10:12

Citation: S. Navas et al. (Particle Data Group), Phys. Rev. D 110, 030001 (2024)

1 Fit to the amplitudes of HOEHLER 79.

PHASE θVALUE (◦ )DOCUMENT ID

TECNCOMMENT− 60 to − 20 (≈ − 40) OUR ESTIMATE− 67± 9
ROENCHEN 22 DPWA Multichannel
1 SVARC− 62± 1± 1114 L+P
πN → πN− 38± 25
ANISOVICH
12A DPWA Multichannel− 50± 20
CUTKOSKY 80 IPWA π N → π N• • • We do not use the following data for averages, fits, limits, etc. • • •− 64
ROENCHEN− 20
ARNDT
1 Fit to the amplitudes of HOEHLER 79.

15A DPWA Multichannel
06 DPWA π N → π N, η N

N(2250) INELASTIC POLE RESIDUE
The “normalized residue” is the residue divided by Γpole /2.

Normalized residue in N π → N(2250) → N η
MODULUSPHASE (◦ )DOCUMENT ID

TECNCOMMENT

0.018± 0.001− 89 ± 5
ROENCHEN 22 DPWA Multichannel• • • We do not use the following data for averages, fits, limits, etc. • • •0.017− 89

ROENCHEN

15A DPWA Multichannel

Normalized residue in N π → N(2250) → Λ K
MODULUSPHASE (◦ )DOCUMENT ID

TECNCOMMENT

0.003± 0.001
80 ± 5ROENCHEN 22 DPWA Multichannel• • • We do not use the following data for averages, fits, limits, etc. • • •0.006− 101

ROENCHEN

15A DPWA Multichannel

Normalized residue in N π → N(2250) → Σ K
MODULUSPHASE (◦ )DOCUMENT ID

TECNCOMMENT

0.004± 0.002− 111 ± 5
ROENCHEN 22 DPWA Multichannel• • • We do not use the following data for averages, fits, limits, etc. • • •0.002

70

ROENCHEN

15A DPWA MultichannelN(2250) BREIT-WIGNER MASSVALUE (MeV)

DOCUMENT ID

2250 to 2320 (≈ 2280) OUR ESTIMATE
1 HUNT
2200± 102280± 40
ANISOVICH
1 ARNDT2302± 62250± 80
CUTKOSKY2268± 15
HOEHLER
1 Statistical error only.

https://pdg.lbl.gov

Page 2TECN

1912A
068079COMMENTDPWA Multichannel
DPWA Multichannel
DPWA π N → π N, η N
IPWA π N → π N
IPWA π N → π N

Created: 5/31/2024 10:12

Citation: S. Navas et al. (Particle Data Group), Phys. Rev. D 110, 030001 (2024)

N(2250) BREIT-WIGNER WIDTHVALUE (MeV)

DOCUMENT ID

300 to 600 (≈ 500) OUR ESTIMATE
1 HUNT343± 51520± 50
ANISOVICH
1 ARNDT628± 28480± 120
CUTKOSKY
300± 40
HOEHLER
1 Statistical error only.

TECN

1912A068079COMMENTDPWA Multichannel
DPWA MultichannelDPWA π N → π N, η N
IPWA π N → π N
IPWA π N → π N

N(2250) DECAY MODES
The following branching fractions are our estimates, not fits or averages.

Γ1Γ2
Γ3ModeFraction (Γi /Γ)

NπNη
ΛK

5–15 %<5 %1–3 %N(2250) BRANCHING RATIOSΓ N π /Γtotal
VALUE (%)

5–15 % OUR ESTIMATE
8.5± 0.4
12 ± 48.9± 0.1
10 ± 210 ± 2
1 Statistical error only.

Γ1 /Γ
DOCUMENT ID

1 HUNT
ANISOVICH
1 ARNDT
CUTKOSKY
HOEHLERTECN1912A06
8079COMMENTDPWA Multichannel
DPWA Multichannel
DPWA π N → π N, η N
IPWA π N → π N
IPWA π N → π NΓ N η /Γtotal
VALUE (%)

<5 % OUR ESTIMATE<51 Statistical error only.

Γ2 /Γ
DOCUMENT ID

1 HUNTTECN

19COMMENTDPWA MultichannelΓ Λ K /Γtotal
VALUE (%)

1–3 % OUR ESTIMATE
2.0± 0.6
1 Statistical error only.

https://pdg.lbl.gov

Γ3 /Γ
DOCUMENT ID

1 HUNT

Page 3TECN

19COMMENTDPWA Multichannel

Created: 5/31/2024 10:12

Citation: S. Navas et al. (Particle Data Group), Phys. Rev. D 110, 030001 (2024)

N(2250) PHOTON DECAY AMPLITUDES AT THE POLE
N(2250) → p γ , helicity-1/2 amplitude A1/2
MODULUS (GeV−1/2 )PHASE (◦ )DOCUMENT ID

TECNCOMMENT− 0.108± 0.007
112 ± 4
ROENCHEN 22 DPWA Multichannel• • • We do not use the following data for averages, fits, limits, etc. • • •0.026− 26

ROENCHEN

15A DPWA MultichannelN(2250) → p γ , helicity-3/2 amplitude A3/2
MODULUS (GeV−1/2 )PHASE (◦ )DOCUMENT ID

TECNCOMMENT0.050± 0.011
69 ± 8ROENCHEN 22 DPWA Multichannel• • • We do not use the following data for averages, fits, limits, etc. • • •0.119− 42

ROENCHEN

15A DPWA MultichannelN(2250) BREIT-WIGNER PHOTON DECAY AMPLITUDESN(2250) → p γ , helicity-1/2 amplitude A1/2
VALUE (GeV−1/2 )DOCUMENT ID

1 HUNT

0.0006± 0.0037
1 Statistical error only.

TECN

19COMMENTDPWA MultichannelN(2250) → p γ , helicity-3/2 amplitude A3/2
VALUE (GeV−1/2 )DOCUMENT ID

1 HUNT

0.013± 0.004
1 Statistical error only.

TECN

19COMMENTDPWA MultichannelN(2250) REFERENCES
ROENCHEN
AFZAL
HUNT
ROENCHEN
PDG
SVARC
ANISOVICH
ARNDT
HOEHLER
CUTKOSKY
Also
HOEHLER
Also

22201915A
141412A
06938079

EPJ A58 229
PRL 125 152002
PR C99 055205
EPJ A51 70
CP C38 070001
PR C89 045205
EPJ A48 15
PR C74 045205
π N Newsletter 9 1
Toronto Conf. 19
PR D20 2839
PDAT 12-1
Toronto Conf. 3

https://pdg.lbl.gov

D. Roenchen et al.
F. Afzal et al.
B.C. Hunt, D.M. Manley
D. Roenchen et al.
K. Olive et al.
A. Svarc et al.
A.V. Anisovich et al.
R.A. Arndt et al.
G. Hohler
R.E. Cutkosky et al.
R.E. Cutkosky et al.
G. Hohler et al.
R. KochPage 4(JULI, GWU, BONN+)(CBELSA/TAPS Collab.)(PDG Collab.)(RBI Zagreb, UNI Tuzla)(BONN, PNPI)(GWU)(KARL)(CMU, LBL) IJP(CMU, LBL) IJP(KARLT) IJP(KARLT) IJP

Created: 5/31/2024 10:12