SL-4 R/B is no longer on orbit SL-4 R/B is classified as:
1 21001U 90109 B 90343.13756360 .18627376 +39800-4 +28273-3 0 9992 2 21001 062.7632 283.3313 0021949 110.8833 249.7791 16.46468313000702