Awal bulan September 1988 (Masehi) bertepatan dengan tanggal 19 Muharram 1409 (Hijriyah), 19 Sura 1921 (Jawa), 13s Margasira 1924 (Candra), dan 10 Kasalapan 1910 (Surya). Sedangkan akhir bulan September 1988 (Masehi) bertepatan dengan tanggal 18 Shofar 1409 (Hijriyah), 18 Sapar 1921 (Jawa), 13s Posya 1924 (Candra), dan 9 Kadasa 1910 (Surya).
| 19 Muharram 1409 | Hijriyah | 18 Shofar 1409 | | 19 Sura 1921 | Jawa | 18 Sapar 1921 | | 13s Margasira 1924 | Candra | 13s Posya 1924 | | 10 Kasalapan 1910 | Surya | 9 Kadasa 1910 | |
| Ahad | Senin | Selasa | Rabu | Kamis | Jumat | Sabtu | | | | | 11s | 8 | | Pahing | | | | Kliwon | | ١٧ | 17 | | | | | | | 1k | 13 | | Pahing | | | | Kliwon | | ٢٢ | 22 | | | | | | | 6k | 18 | | Pahing | | | | Kliwon | | ٢٧ | 27 | | | | | | | | | | | | | | | | | | | | | | | | | 12s | 8 | | Pahing | | | | Kliwon | | ١٧ | 17 | | | | |
| Masehi | Hijriyah |
| Tanggal | Tanggal | Peringatan |
| 1 September 1988 | 19 Muharram 1409 | |
| 2 September 1988 | 20 Muharram 1409 | |
| 3 September 1988 | 21 Muharram 1409 | |
| 4 September 1988 | 22 Muharram 1409 | |
| 5 September 1988 | 23 Muharram 1409 | |
| 6 September 1988 | 24 Muharram 1409 | |
| 7 September 1988 | 25 Muharram 1409 | |
| 8 September 1988 | 26 Muharram 1409 | |
| 9 September 1988 | 27 Muharram 1409 | |
| 10 September 1988 | 28 Muharram 1409 | |
| 11 September 1988 | 29 Muharram 1409 | |
| 12 September 1988 | 30 Muharram 1409 | |
| 13 September 1988 | 1 Shofar 1409 | |
| 14 September 1988 | 2 Shofar 1409 | |
| 15 September 1988 | 3 Shofar 1409 | |
| 16 September 1988 | 4 Shofar 1409 | |
| 17 September 1988 | 5 Shofar 1409 | |
| 18 September 1988 | 6 Shofar 1409 | |
| 19 September 1988 | 7 Shofar 1409 | |
| 20 September 1988 | 8 Shofar 1409 | |
| 21 September 1988 | 9 Shofar 1409 | |
| 22 September 1988 | 10 Shofar 1409 | |
| 23 September 1988 | 11 Shofar 1409 | |
| 24 September 1988 | 12 Shofar 1409 | |
| 25 September 1988 | 13 Shofar 1409 | Puasa Ayyamul Baidl |
| 26 September 1988 | 14 Shofar 1409 | Puasa Ayyamul Baidl |
| 27 September 1988 | 15 Shofar 1409 | Puasa Ayyamul Baidl |
| 28 September 1988 | 16 Shofar 1409 | |
| 29 September 1988 | 17 Shofar 1409 | |
| 30 September 1988 | 18 Shofar 1409 | |
| Masehi | Jawa |
| Tanggal | Tanggal | Pasaran | Mongso | Wuku | Tahun | Windu | Lambang | Neptu |
| 1 September 1988 | 19 Sura 1921 | Pahing | 7 Katelu | Tambir | Wawu | Sengara | Kulawu | Kamis (8) + Pahing (9) = 17 |
| 2 September 1988 | 20 Sura 1921 | Pon | 8 Katelu | Tambir | Wawu | Sengara | Kulawu | Jumat (6) + Pon (7) = 13 |
| 3 September 1988 | 21 Sura 1921 | Wage | 9 Katelu | Tambir | Wawu | Sengara | Kulawu | Sabtu (9) + Wage (4) = 13 |
| 4 September 1988 | 22 Sura 1921 | Kliwon | 10 Katelu | Medangkungan | Wawu | Sengara | Kulawu | Ahad (5) + Kliwon (8) = 13 |
| 5 September 1988 | 23 Sura 1921 | Legi | 11 Katelu | Medangkungan | Wawu | Sengara | Kulawu | Senin (4) + Legi (5) = 9 |
| 6 September 1988 | 24 Sura 1921 | Pahing | 12 Katelu | Medangkungan | Wawu | Sengara | Kulawu | Selasa (3) + Pahing (9) = 12 |
| 7 September 1988 | 25 Sura 1921 | Pon | 13 Katelu | Medangkungan | Wawu | Sengara | Kulawu | Rabu (7) + Pon (7) = 14 |
| 8 September 1988 | 26 Sura 1921 | Wage | 14 Katelu | Medangkungan | Wawu | Sengara | Kulawu | Kamis (8) + Wage (4) = 12 |
| 9 September 1988 | 27 Sura 1921 | Kliwon | 15 Katelu | Medangkungan | Wawu | Sengara | Kulawu | Jumat (6) + Kliwon (8) = 14 |
| 10 September 1988 | 28 Sura 1921 | Legi | 16 Katelu | Medangkungan | Wawu | Sengara | Kulawu | Sabtu (9) + Legi (5) = 14 |
| 11 September 1988 | 29 Sura 1921 | Pahing | 17 Katelu | Maktal | Wawu | Sengara | Kulawu | Ahad (5) + Pahing (9) = 14 |
| 12 September 1988 | 30 Sura 1921 | Pon | 18 Katelu | Maktal | Wawu | Sengara | Kulawu | Senin (4) + Pon (7) = 11 |
| 13 September 1988 | 1 Sapar 1921 | Wage | 19 Katelu | Maktal | Wawu | Sengara | Kulawu | Selasa (3) + Wage (4) = 7 |
| 14 September 1988 | 2 Sapar 1921 | Kliwon | 20 Katelu | Maktal | Wawu | Sengara | Kulawu | Rabu (7) + Kliwon (8) = 15 |
| 15 September 1988 | 3 Sapar 1921 | Legi | 21 Katelu | Maktal | Wawu | Sengara | Kulawu | Kamis (8) + Legi (5) = 13 |
| 16 September 1988 | 4 Sapar 1921 | Pahing | 22 Katelu | Maktal | Wawu | Sengara | Kulawu | Jumat (6) + Pahing (9) = 15 |
| 17 September 1988 | 5 Sapar 1921 | Pon | 23 Katelu | Maktal | Wawu | Sengara | Kulawu | Sabtu (9) + Pon (7) = 16 |
| 18 September 1988 | 6 Sapar 1921 | Wage | 24 Katelu | Waye | Wawu | Sengara | Kulawu | Ahad (5) + Wage (4) = 9 |
| 19 September 1988 | 7 Sapar 1921 | Kliwon | 1 Kapat | Waye | Wawu | Sengara | Kulawu | Senin (4) + Kliwon (8) = 12 |
| 20 September 1988 | 8 Sapar 1921 | Legi | 2 Kapat | Waye | Wawu | Sengara | Kulawu | Selasa (3) + Legi (5) = 8 |
| 21 September 1988 | 9 Sapar 1921 | Pahing | 3 Kapat | Waye | Wawu | Sengara | Kulawu | Rabu (7) + Pahing (9) = 16 |
| 22 September 1988 | 10 Sapar 1921 | Pon | 4 Kapat | Waye | Wawu | Sengara | Kulawu | Kamis (8) + Pon (7) = 15 |
| 23 September 1988 | 11 Sapar 1921 | Wage | 5 Kapat | Waye | Wawu | Sengara | Kulawu | Jumat (6) + Wage (4) = 10 |
| 24 September 1988 | 12 Sapar 1921 | Kliwon | 6 Kapat | Waye | Wawu | Sengara | Kulawu | Sabtu (9) + Kliwon (8) = 17 |
| 25 September 1988 | 13 Sapar 1921 | Legi | 7 Kapat | Menahil | Wawu | Sengara | Kulawu | Ahad (5) + Legi (5) = 10 |
| 26 September 1988 | 14 Sapar 1921 | Pahing | 8 Kapat | Menahil | Wawu | Sengara | Kulawu | Senin (4) + Pahing (9) = 13 |
| 27 September 1988 | 15 Sapar 1921 | Pon | 9 Kapat | Menahil | Wawu | Sengara | Kulawu | Selasa (3) + Pon (7) = 10 |
| 28 September 1988 | 16 Sapar 1921 | Wage | 10 Kapat | Menahil | Wawu | Sengara | Kulawu | Rabu (7) + Wage (4) = 11 |
| 29 September 1988 | 17 Sapar 1921 | Kliwon | 11 Kapat | Menahil | Wawu | Sengara | Kulawu | Kamis (8) + Kliwon (8) = 16 |
| 30 September 1988 | 18 Sapar 1921 | Legi | 12 Kapat | Menahil | Wawu | Sengara | Kulawu | Jumat (6) + Legi (5) = 11 |
| Masehi | Sunda |
| Tanggal | Candra | Surya | Pasaran | Wuku | Tahun | Windu |
| 1 September 1988 | 13s Margasira 1924 | 10 Kasalapan 1910 | Wage | Dukut | Kalabang | Adi |
| 2 September 1988 | 14s Margasira 1924 | 11 Kasalapan 1910 | Kaliwon | Dukut | Kalabang | Adi |
| 3 September 1988 | 15s Margasira 1924 | 12 Kasalapan 1910 | Manis | Dukut | Kalabang | Adi |
| 4 September 1988 | 1k Margasira 1924 | 13 Kasalapan 1910 | Pahing | Watugunung | Kalabang | Adi |
| 5 September 1988 | 2k Margasira 1924 | 14 Kasalapan 1910 | Pon | Watugunung | Kalabang | Adi |
| 6 September 1988 | 3k Margasira 1924 | 15 Kasalapan 1910 | Wage | Watugunung | Kalabang | Adi |
| 7 September 1988 | 4k Margasira 1924 | 16 Kasalapan 1910 | Kaliwon | Watugunung | Kalabang | Adi |
| 8 September 1988 | 5k Margasira 1924 | 17 Kasalapan 1910 | Manis | Watugunung | Kalabang | Adi |
| 9 September 1988 | 6k Margasira 1924 | 18 Kasalapan 1910 | Pahing | Watugunung | Kalabang | Adi |
| 10 September 1988 | 7k Margasira 1924 | 19 Kasalapan 1910 | Pon | Watugunung | Kalabang | Adi |
| 11 September 1988 | 8k Margasira 1924 | 20 Kasalapan 1910 | Wage | Sinta | Kalabang | Adi |
| 12 September 1988 | 9k Margasira 1924 | 21 Kasalapan 1910 | Kaliwon | Sinta | Kalabang | Adi |
| 13 September 1988 | 10k Margasira 1924 | 22 Kasalapan 1910 | Manis | Sinta | Kalabang | Adi |
| 14 September 1988 | 11k Margasira 1924 | 23 Kasalapan 1910 | Pahing | Sinta | Kalabang | Adi |
| 15 September 1988 | 12k Margasira 1924 | 24 Kasalapan 1910 | Pon | Sinta | Kalabang | Adi |
| 16 September 1988 | 13k Margasira 1924 | 25 Kasalapan 1910 | Wage | Sinta | Kalabang | Adi |
| 17 September 1988 | 14k Margasira 1924 | 26 Kasalapan 1910 | Kaliwon | Sinta | Kalabang | Adi |
| 18 September 1988 | 1s Posya 1924 | 27 Kasalapan 1910 | Manis | Landep | Kalabang | Adi |
| 19 September 1988 | 2s Posya 1924 | 28 Kasalapan 1910 | Pahing | Landep | Kalabang | Adi |
| 20 September 1988 | 3s Posya 1924 | 29 Kasalapan 1910 | Pon | Landep | Kalabang | Adi |
| 21 September 1988 | 4s Posya 1924 | 30 Kasalapan 1910 | Wage | Landep | Kalabang | Adi |
| 22 September 1988 | 5s Posya 1924 | 1 Kadasa 1910 | Kaliwon | Landep | Kalabang | Adi |
| 23 September 1988 | 6s Posya 1924 | 2 Kadasa 1910 | Manis | Landep | Kalabang | Adi |
| 24 September 1988 | 7s Posya 1924 | 3 Kadasa 1910 | Pahing | Landep | Kalabang | Adi |
| 25 September 1988 | 8s Posya 1924 | 4 Kadasa 1910 | Pon | Wukir | Kalabang | Adi |
| 26 September 1988 | 9s Posya 1924 | 5 Kadasa 1910 | Wage | Wukir | Kalabang | Adi |
| 27 September 1988 | 10s Posya 1924 | 6 Kadasa 1910 | Kaliwon | Wukir | Kalabang | Adi |
| 28 September 1988 | 11s Posya 1924 | 7 Kadasa 1910 | Manis | Wukir | Kalabang | Adi |
| 29 September 1988 | 12s Posya 1924 | 8 Kadasa 1910 | Pahing | Wukir | Kalabang | Adi |
| 30 September 1988 | 13s Posya 1924 | 9 Kadasa 1910 | Pon | Wukir | Kalabang | Adi |
