Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.402914E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T21:05:41+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 55426
    NORAD ID 55426
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter DIWATA 2B STARLINK-5638
    Time of Closest Approach 2026-09-13T12:50:49+0000
    Collision Probability (Pc) 1.402914E-6
    Conjunction Distance (km) 2.78 km
    Relative Speed (km/s) 13.506 km/s
    Conjunction Risk Parameters R (Radial): -1.447 | I (In-track): -1.081 | C (Cross-track): -2.112
    Collision Risk Index (CRI) 0.38
    X Position (km) 661.827 660.044
    Position Y (km) 2343.83 2343.081
    Position Z (km) 6502.385 6504.381
    Velocity X (km/s) 1.171 -6.701
    Velocity Y (km/s) -7.076 3.481
    Velocity Z (km/s) 2.424 -0.573

    Orbital Parameters 国际轨道数据源

    Parameter DIWATA 2B STARLINK-5638
    Semimajor Axis (a) 6942.814 km 6950.184 km
    Eccentricity (e) 0.001135 0.000313
    Inclination (i) 98.1177° 70.0001°
    RAAN 95.3660° 334.3792°
    Perigee Argument 236.3952° 268.5649°
    Mean Anomaly (M) 123.6188° 91.5151°
    Apogee 572.557 km 574.226 km
    Perigee 556.797 km 569.868 km
    Orbit Epoch 2026-09-12T07:43:36+0000 2026-09-12T04:22:53+0000

    DIWATA 2B & STARLINK-5638 Collision Probability (Pc) Trend

    DIWATA 2B & STARLINK-5638 Collision Probability (Pc) TrendNot Available

    DIWATA 2B & STARLINK-5638 Miss Distance (Miss Distance) Trend

    DIWATA 2B & STARLINK-5638 Miss Distance (Miss Distance) TrendNot Available

    DIWATA 2BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5638Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DIWATA 2BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5638Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DIWATA 2B

    No nearby objects data