| Name, Position and Orientation | ||||||||||||
| name | type | RA(J2000) deg |
Dec(J2000) deg |
r_3sig arcsec |
sup_ba | sup_pa deg |
j_ba | j_pa deg |
h_ba | h_pa deg |
k_ba | k_pa deg |
| M4 | GC | 245.89781 | -26.52533 | 197.5 | 1.000 | 17.5 | 0.960 | 10.0 | 0.900 | -25.0 | 0.900 | -22.5 |
| Isophotal Photometry | |||||||||||
| r_k20fe arcsec |
j_m_k20fe mag |
j_msig_k20fe mag |
j_flg_k20fe | h_m_k20fe mag |
h_msig_k20fe mag |
h_flg_k20fe | k_m_k20fe mag |
k_msig_k20fe mag |
k_flg_k20fe | J-K mag |
J-K_sig mag |
| 317.4 | 3.699 | 0.015 | 0 | 3.172 | 0.015 | 0 | 2.894 | 0.015 | 0 | 0.803 | 0.029 |
| Kron Photometry | |||||||||
| r_fe arcsec |
j_m_e mag |
j_msig_e mag |
j_flg_e | h_m_e mag |
h_msig_e mag |
h_flg_e | k_m_e mag |
k_msig_e mag |
k_flg_e |
| 515.8 | 3.493 | 0.015 | 0 | 2.964 | 0.015 | 0 | 2.679 | 0.016 | 0 |
| Total Photometry | |||||||||
| r_ext arcsec |
j_m_ext mag |
j_msig_ext mag |
j_flg_ext | h_m_ext mag |
h_msig_ext mag |
h_flg_ext | k_m_ext mag |
k_msig_ext mag |
k_flg_ext |
| 560.4 | 3.660 | 0.015 | 0 | 3.137 | 0.015 | 0 | 2.858 | 0.016 | 0 |
| Half-Light "Effective" Size, Surface Brightness & Concentration Index | ||||||||
| j_r_eff arcsec |
j_mnsurfb_eff mag/srcsec2 |
j_con_indx | h_r_eff arcsec |
h_mnsurfb_eff mag/arcsec2 |
h_con_indx | k_r_eff arcsec |
k_mnsurfb_eff mag/arcsec2 |
k_con_indx |
| 144.51 | 16.422 | 2.982 | 143.63 | 15.883 | 3.038 | 142.49 | 15.589 | 3.035 |