Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.846629E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T01:56:11+0800
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    1 Object 1

    AOE ID 39416
    NORAD ID 39416
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63631
    NORAD ID 63631
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter APRIZESAT 7 TOMORROW-S7
    Time of Closest Approach 2026-10-19T18:01:10+0000
    Collision Probability (Pc) 1.846629E-6
    Conjunction Distance (km) 2.406 km
    Relative Speed (km/s) 14.293 km/s
    Conjunction Risk Parameters R (Radial): -1.323 | I (In-track): -0.659 | C (Cross-track): -1.897
    Collision Risk Index (CRI) 0.4
    X Position (km) 2620.557 2621.589
    Position Y (km) 6093.636 6091.519
    Position Z (km) 2060.603 2061.091
    Velocity X (km/s) 1.874 -5.723
    Velocity Y (km/s) 1.634 0.797
    Velocity Z (km/s) -7.172 4.904

    Orbital Parameters 国际轨道数据源

    Parameter APRIZESAT 7 TOMORROW-S7
    Semimajor Axis (a) 6970.428 km 6945.148 km
    Eccentricity (e) 0.003615 0.000315
    Inclination (i) 97.7868° 45.3921°
    RAAN 243.6675° 51.2963°
    Perigee Argument 158.1398° 231.3394°
    Mean Anomaly (M) 202.1373° 128.7203°
    Apogee 617.491 km 569.201 km
    Perigee 567.091 km 564.821 km
    Orbit Epoch 2026-10-19T02:48:24+0000 2026-10-19T06:43:16+0000

    APRIZESAT 7 & TOMORROW-S7 Collision Probability (Pc) Trend

    APRIZESAT 7 & TOMORROW-S7 Collision Probability (Pc) TrendNot Available

    APRIZESAT 7 & TOMORROW-S7 Miss Distance (Miss Distance) Trend

    APRIZESAT 7 & TOMORROW-S7 Miss Distance (Miss Distance) TrendNot Available

    APRIZESAT 7Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TOMORROW-S7Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    APRIZESAT 7Collision Probability Trend

    Object 1 Probability TrendNot Available

    TOMORROW-S7Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with APRIZESAT 7

    No nearby objects data