Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.62751E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T19:28:31+0800
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    1 Object 1

    AOE ID 43678
    NORAD ID 43678
    Object Type PAYLOAD
    Country
    PH PH
    VS

    2 Object 2

    AOE ID 56471
    NORAD ID 56471
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter DIWATA 2B STARLINK-5521
    Time of Closest Approach 2026-09-05T15:58:57+0000
    Collision Probability (Pc) 1.62751E-6
    Conjunction Distance (km) 2.156 km
    Relative Speed (km/s) 7.945 km/s
    Conjunction Risk Parameters R (Radial): 1.254 | I (In-track): 1.49 | C (Cross-track): -0.925
    Collision Risk Index (CRI) 0.39
    X Position (km) 959.639 958.957
    Position Y (km) 3161.426 3160.697
    Position Z (km) 6107.765 6109.676
    Velocity X (km/s) 0.304 -6.558
    Velocity Y (km/s) -6.74 -2.848
    Velocity Z (km/s) 3.436 2.498

    Orbital Parameters 国际轨道数据源

    Parameter DIWATA 2B STARLINK-5521
    Semimajor Axis (a) 6942.870 km 6950.195 km
    Eccentricity (e) 0.001088 0.000266
    Inclination (i) 98.1193° 70.0008°
    RAAN 87.9180° 32.1483°
    Perigee Argument 261.7937° 269.0038°
    Mean Anomaly (M) 98.2052° 91.0817°
    Apogee 572.287 km 573.907 km
    Perigee 557.179 km 570.209 km
    Orbit Epoch 2026-09-05T04:30:08+0000 2026-09-05T02:51:21+0000

    DIWATA 2B & STARLINK-5521 Collision Probability (Pc) Trend

    DIWATA 2B & STARLINK-5521 Collision Probability (Pc) TrendNot Available

    DIWATA 2B & STARLINK-5521 Miss Distance (Miss Distance) Trend

    DIWATA 2B & STARLINK-5521 Miss Distance (Miss Distance) TrendNot Available

    DIWATA 2BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5521Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DIWATA 2BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5521Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DIWATA 2B

    No nearby objects data