Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.277546E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T21:06:49+0800
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    1 Object 1

    AOE ID 39421
    NORAD ID 39421
    Object Type PAYLOAD
    Country
    IT IT
    ← VS →

    2 Object 2

    AOE ID 55931
    NORAD ID 55931
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter UNISAT 5 STARLINK-5897
    Time of Closest Approach 2026-10-21T06:39:53+0000
    Collision Probability (Pc) 3.277546E-5
    Conjunction Distance (km) 0.949 km
    Relative Speed (km/s) 14.972 km/s
    Conjunction Risk Parameters R (Radial): -0.602 | I (In-track): 0.089 | C (Cross-track): -0.726
    Collision Risk Index (CRI) 0.65
    X Position (km) 1105.458 1106.262
    Position Y (km) 5264.556 5265.021
    Position Z (km) -4407.135 -4407.33
    Velocity X (km/s) 0.315 -2.39
    Velocity Y (km/s) -4.886 4.897
    Velocity Z (km/s) -5.754 5.251

    Orbital Parameters 国际轨道数据源

    Parameter UNISAT 5 STARLINK-5897
    Semimajor Axis (a) 6927.373 km 6950.175 km
    Eccentricity (e) 0.003007 0.000287
    Inclination (i) 97.7242° 69.9985°
    RAAN 263.4204° 99.3453°
    Perigee Argument 30.3277° 270.7454°
    Mean Anomaly (M) 329.9682° 89.3377°
    Apogee 570.066 km 574.030 km
    Perigee 528.406 km 570.046 km
    Orbit Epoch 2026-10-20T04:10:27+0000 2026-10-19T18:00:08+0000

    UNISAT 5 & STARLINK-5897 Collision Probability (Pc) Trend

    UNISAT 5 & STARLINK-5897 Collision Probability (Pc) TrendNot Available

    UNISAT 5 & STARLINK-5897 Miss Distance (Miss Distance) Trend

    UNISAT 5 & STARLINK-5897 Miss Distance (Miss Distance) TrendNot Available

    UNISAT 5Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5897Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    UNISAT 5Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5897Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with UNISAT 5

    No nearby objects data