Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.203346E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T22:54:55+0800
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    1 Object 1

    AOE ID 19643
    NORAD ID 19643
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 57792
    NORAD ID 57792
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter SL-3 DEB TIANQI 21
    Time of Closest Approach 2026-10-28T02:36:51+0000
    Collision Probability (Pc) 3.203346E-6
    Conjunction Distance (km) 1.761 km
    Relative Speed (km/s) 10.283 km/s
    Conjunction Risk Parameters R (Radial): -1.68 | I (In-track): 0.39 | C (Cross-track): 0.355
    Collision Risk Index (CRI) 0.45
    X Position (km) -2555.842 -2554.758
    Position Y (km) -3961.191 -3960.314
    Position Z (km) -5438.265 -5437.19
    Velocity X (km/s) 4.409 5.573
    Velocity Y (km/s) 3.639 -4.841
    Velocity Z (km/s) -4.777 0.921

    Orbital Parameters 国际轨道数据源

    Parameter SL-3 DEB TIANQI 21
    Semimajor Axis (a) 7217.035 km 7192.750 km
    Eccentricity (e) 0.006468 0.001324
    Inclination (i) 81.2412° 49.9730°
    RAAN 47.7271° 316.7894°
    Perigee Argument 176.7978° 355.4580°
    Mean Anomaly (M) 213.1666° 4.6210°
    Apogee 885.575 km 824.140 km
    Perigee 792.221 km 805.086 km
    Orbit Epoch 2026-10-27T07:01:17+0000 2026-10-27T05:05:03+0000

    SL-3 DEB & TIANQI 21 Collision Probability (Pc) Trend

    SL-3 DEB & TIANQI 21 Collision Probability (Pc) TrendNot Available

    SL-3 DEB & TIANQI 21 Miss Distance (Miss Distance) Trend

    SL-3 DEB & TIANQI 21 Miss Distance (Miss Distance) TrendNot Available

    SL-3 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANQI 21Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-3 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TIANQI 21Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-3 DEB

    No nearby objects data