Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    7.694616E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-14T22:08:48+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 58562
    NORAD ID 58562
    Object Type PAYLOAD
    Country
    ES ES

    Conjunction Constraints

    Parameter BLACKJACK ACES-1 ALISIO-1
    Time of Closest Approach 2026-10-16T04:13:02+0000
    Collision Probability (Pc) 7.694616E-5
    Conjunction Distance (km) 0.629 km
    Relative Speed (km/s) 7.917 km/s
    Conjunction Risk Parameters R (Radial): 0.047 | I (In-track): 0.538 | C (Cross-track): 0.324
    Collision Risk Index (CRI) 0.73
    X Position (km) -600.871 -600.355
    Position Y (km) 881.327 881.683
    Position Z (km) -6811.924 -6811.971
    Velocity X (km/s) 3.234 7.561
    Velocity Y (km/s) 6.842 0.327
    Velocity Z (km/s) 0.6 -0.625

    Orbital Parameters 国际轨道数据源

    Parameter BLACKJACK ACES-1 ALISIO-1
    Semimajor Axis (a) 6886.708 km 6890.794 km
    Eccentricity (e) 0.000150 0.000467
    Inclination (i) 97.6374° 97.5266°
    RAAN 63.0633° 359.9719°
    Perigee Argument 124.5917° 258.4620°
    Mean Anomaly (M) 235.5459° 101.6089°
    Apogee 509.607 km 515.879 km
    Perigee 507.535 km 509.435 km
    Orbit Epoch 2026-10-13T22:50:36+0000 2026-10-14T06:44:52+0000

    BLACKJACK ACES-1 & ALISIO-1 Collision Probability (Pc) Trend

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

    BLACKJACK ACES-1 & ALISIO-1 Miss Distance (Miss Distance) Trend

    BLACKJACK ACES-1 & ALISIO-1 Miss Distance (Miss Distance) TrendNot Available

    BLACKJACK ACES-1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ALISIO-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    BLACKJACK ACES-1Collision Probability Trend

    Object 1 Probability TrendNot Available

    ALISIO-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with BLACKJACK ACES-1

    No nearby objects data