| 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 |
| NGC4639 | SAB(rs)bc | 190.71846 | 13.25723 | 39.9 | 0.780 | -32.0 | 0.760 | -29.5 | 0.640 | -27.0 | 0.680 | -19.5 |
| 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 |
| 45.4 | 9.738 | 0.017 | 0 | 9.052 | 0.018 | 0 | 8.852 | 0.020 | 0 | 0.886 | 0.033 |
| 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 |
| 54.2 | 9.681 | 0.017 | 1 | 8.991 | 0.019 | 1 | 8.797 | 0.021 | 1 |
| 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 |
| 87.0 | 9.601 | 0.021 | 0 | 8.917 | 0.026 | 0 | 8.746 | 0.032 | 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 |
| 20.85 | 17.922 | 3.714 | 20.66 | 17.217 | 3.945 | 19.40 | 16.910 | 4.017 |