Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.748672E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T01:46:02+0800
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    1 Object 1

    AOE ID 8539
    NORAD ID 8539
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    Name TANSAT
    AOE ID 41898
    NORAD ID 41898
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter DELTA 1 DEB TANSAT
    Time of Closest Approach 2026-10-25T10:39:48+0000
    Collision Probability (Pc) 6.748672E-7
    Conjunction Distance (km) 2.032 km
    Relative Speed (km/s) 1.182 km/s
    Conjunction Risk Parameters R (Radial): 2.021 | I (In-track): -0.207 | C (Cross-track): 0.064
    Collision Risk Index (CRI) 0.32
    X Position (km) 375.063 375.026
    Position Y (km) 1345.101 1345.647
    Position Z (km) -6923.55 -6925.507
    Velocity X (km/s) 3.134 4.134
    Velocity Y (km/s) -6.803 -6.191
    Velocity Z (km/s) -1.13 -0.978

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB TANSAT
    Semimajor Axis (a) 7196.041 km 7071.249 km
    Eccentricity (e) 0.019712 0.001928
    Inclination (i) 97.2624° 98.5425°
    RAAN 292.6642° 301.4209°
    Perigee Argument 273.0560° 270.9956°
    Mean Anomaly (M) 84.8083° 88.9034°
    Apogee 959.756 km 706.744 km
    Perigee 676.052 km 679.480 km
    Orbit Epoch 2026-10-24T06:24:39+0000 2026-10-24T07:08:51+0000

    DELTA 1 DEB & TANSAT Collision Probability (Pc) Trend

    DELTA 1 DEB & TANSAT Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & TANSAT Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & TANSAT Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TANSATMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TANSATCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data