Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.356276E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-15T20:40:20+0800
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    1 Object 1

    AOE ID 4237
    NORAD ID 4237
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 17637
    NORAD ID 17637
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter OPS 7613 (P/L 4) COSMOS 1275 DEB
    Time of Closest Approach 2026-09-18T01:22:33+0000
    Collision Probability (Pc) 2.356276E-6
    Conjunction Distance (km) 2.147 km
    Relative Speed (km/s) 14.317 km/s
    Conjunction Risk Parameters R (Radial): -2.136 | I (In-track): -0.037 | C (Cross-track): -0.205
    Collision Risk Index (CRI) 0.42
    X Position (km) -602.41 -602.028
    Position Y (km) 6598.208 6596.279
    Position Z (km) -3073.915 -3073.055
    Velocity X (km/s) -2.506 -1.265
    Velocity Y (km/s) -3.12 2.975
    Velocity Z (km/s) -6.2 6.695

    Orbital Parameters 国际轨道数据源

    Parameter OPS 7613 (P/L 4) COSMOS 1275 DEB
    Semimajor Axis (a) 7285.791 km 7391.475 km
    Eccentricity (e) 0.002018 0.013189
    Inclination (i) 70.0127° 83.0650°
    RAAN 272.0021° 100.7570°
    Perigee Argument 4.9734° 356.7366°
    Mean Anomaly (M) 14.7254° 20.6599°
    Apogee 922.359 km 1110.826 km
    Perigee 892.949 km 915.850 km
    Orbit Epoch 2026-09-15T00:15:31+0000 2026-09-14T20:14:31+0000

    OPS 7613 (P/L 4) & COSMOS 1275 DEB Collision Probability (Pc) Trend

    OPS 7613 (P/L 4) & COSMOS 1275 DEB Collision Probability (Pc) TrendNot Available

    OPS 7613 (P/L 4) & COSMOS 1275 DEB Miss Distance (Miss Distance) Trend

    OPS 7613 (P/L 4) & COSMOS 1275 DEB Miss Distance (Miss Distance) TrendNot Available

    OPS 7613 (P/L 4)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 1275 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OPS 7613 (P/L 4)Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 1275 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OPS 7613 (P/L 4)

    No nearby objects data