Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.051688E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T23:43:01+0800
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    1 Object 1

    AOE ID 60544
    NORAD ID 60544
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67371
    NORAD ID 67371
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CAPELLA-15 (ACADIA) UMBRA-12
    Time of Closest Approach 2026-10-18T05:43:45+0000
    Collision Probability (Pc) 1.051688E-6
    Conjunction Distance (km) 2.882 km
    Relative Speed (km/s) 8.873 km/s
    Conjunction Risk Parameters R (Radial): -2.587 | I (In-track): -1.028 | C (Cross-track): -0.742
    Collision Risk Index (CRI) 0.35
    X Position (km) -680.132 -681.419
    Position Y (km) -935.522 -935.134
    Position Z (km) 6863.461 6866.009
    Velocity X (km/s) -7.529 -2.474
    Velocity Y (km/s) -0.029 7.114
    Velocity Z (km/s) -0.746 0.722

    Orbital Parameters 国际轨道数据源

    Parameter CAPELLA-15 (ACADIA) UMBRA-12
    Semimajor Axis (a) 6968.573 km 6975.571 km
    Eccentricity (e) 0.000404 0.000761
    Inclination (i) 97.6597° 97.8074°
    RAAN 359.9245° 287.1509°
    Perigee Argument 28.6976° 91.6443°
    Mean Anomaly (M) 331.4465° 268.5646°
    Apogee 593.252 km 602.744 km
    Perigee 587.620 km 592.124 km
    Orbit Epoch 2026-10-17T03:33:22+0000 2026-10-16T22:43:58+0000

    CAPELLA-15 (ACADIA) & UMBRA-12 Collision Probability (Pc) Trend

    CAPELLA-15 (ACADIA) & UMBRA-12 Collision Probability (Pc) TrendNot Available

    CAPELLA-15 (ACADIA) & UMBRA-12 Miss Distance (Miss Distance) Trend

    CAPELLA-15 (ACADIA) & UMBRA-12 Miss Distance (Miss Distance) TrendNot Available

    CAPELLA-15 (ACADIA)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    UMBRA-12Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CAPELLA-15 (ACADIA)Collision Probability Trend

    Object 1 Probability TrendNot Available

    UMBRA-12Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CAPELLA-15 (ACADIA)

    No nearby objects data