Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.55347E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T21:17:31+0800
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    1 Object 1

    AOE ID 56956
    NORAD ID 56956
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66778
    NORAD ID 66778
    Object Type PAYLOAD
    Country
    FI FI

    Conjunction Constraints

    Parameter BLACKJACK ACES-1 FORESAIL-1 PRIME
    Time of Closest Approach 2026-10-19T22:19:50+0000
    Collision Probability (Pc) 2.55347E-6
    Conjunction Distance (km) 1.808 km
    Relative Speed (km/s) 8.11 km/s
    Conjunction Risk Parameters R (Radial): -0.407 | I (In-track): -1.488 | C (Cross-track): -0.942
    Collision Risk Index (CRI) 0.43
    X Position (km) -655.959 -657.336
    Position Y (km) 844.469 843.372
    Position Z (km) -6811.582 -6811.173
    Velocity X (km/s) 2.775 7.54
    Velocity Y (km/s) 7.041 0.6
    Velocity Z (km/s) 0.605 -0.652

    Orbital Parameters 国际轨道数据源

    Parameter BLACKJACK ACES-1 FORESAIL-1 PRIME
    Semimajor Axis (a) 6886.734 km 6885.173 km
    Eccentricity (e) 0.000155 0.000340
    Inclination (i) 97.6372° 97.4080°
    RAAN 67.9899° 3.1487°
    Perigee Argument 125.4577° 60.2460°
    Mean Anomaly (M) 234.6802° 299.9113°
    Apogee 509.666 km 509.379 km
    Perigee 507.528 km 504.693 km
    Orbit Epoch 2026-10-18T19:49:52+0000 2026-10-19T03:47:02+0000

    BLACKJACK ACES-1 & FORESAIL-1 PRIME Collision Probability (Pc) Trend

    BLACKJACK ACES-1 & FORESAIL-1 PRIME Collision Probability (Pc) TrendNot Available

    BLACKJACK ACES-1 & FORESAIL-1 PRIME Miss Distance (Miss Distance) Trend

    BLACKJACK ACES-1 & FORESAIL-1 PRIME Miss Distance (Miss Distance) TrendNot Available

    BLACKJACK ACES-1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FORESAIL-1 PRIMEMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    BLACKJACK ACES-1Collision Probability Trend

    Object 1 Probability TrendNot Available

    FORESAIL-1 PRIMECollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with BLACKJACK ACES-1

    No nearby objects data