Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.685658E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T01:23:40+0800
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    1 Object 1

    AOE ID 19396
    NORAD ID 19396
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 49387
    NORAD ID 49387
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter TIROS 8 DEB SDGSAT 1
    Time of Closest Approach 2026-11-01T23:51:20+0000
    Collision Probability (Pc) 2.685658E-6
    Conjunction Distance (km) 1.936 km
    Relative Speed (km/s) 11.715 km/s
    Conjunction Risk Parameters R (Radial): -1.885 | I (In-track): 0.282 | C (Cross-track): -0.331
    Collision Risk Index (CRI) 0.44
    X Position (km) 3613.961 3614.646
    Position Y (km) -29.07 -29.33
    Position Z (km) -5874.091 -5875.882
    Velocity X (km/s) 0.401 6.26
    Velocity Y (km/s) 7.584 -1.879
    Velocity Z (km/s) 0.203 3.859

    Orbital Parameters 国际轨道数据源

    Parameter TIROS 8 DEB SDGSAT 1
    Semimajor Axis (a) 6894.722 km 6885.026 km
    Eccentricity (e) 0.000805 0.001007
    Inclination (i) 58.4634° 97.2478°
    RAAN 98.5231° 344.6978°
    Perigee Argument 213.7211° 149.7119°
    Mean Anomaly (M) 146.3337° 210.4700°
    Apogee 522.136 km 513.823 km
    Perigee 511.034 km 499.955 km
    Orbit Epoch 2026-10-29T20:17:49+0000 2026-10-29T23:25:18+0000

    TIROS 8 DEB & SDGSAT 1 Collision Probability (Pc) Trend

    TIROS 8 DEB & SDGSAT 1 Collision Probability (Pc) TrendNot Available

    TIROS 8 DEB & SDGSAT 1 Miss Distance (Miss Distance) Trend

    TIROS 8 DEB & SDGSAT 1 Miss Distance (Miss Distance) TrendNot Available

    TIROS 8 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SDGSAT 1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIROS 8 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    SDGSAT 1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIROS 8 DEB

    No nearby objects data